Home / 508,464,562.20-762,696,843.30-393,673,306.20

Finding the Fourth Proportional to 508,464,562.20, 762,696,843.30 and 393,673,306.20

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Solution

The fourth proportional to 508,464,562.20, 762,696,843.30 and 393,673,306.20 is: 590,509,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,464,562.20 : 762,696,843.30 = 393,673,306.20 : x
  2. Step 2: Convert to fraction form
    508,464,562.20/762,696,843.30 = 393,673,306.20/x
  3. Step 3: Cross multiply
    508,464,562.20x = 762,696,843.30 × 393,673,306.20
  4. Step 4: Simplify right side
    508,464,562.20x = 300,253,387,930,214,272
  5. Step 5: Solve for x
    x = 300,253,387,930,214,272/508,464,562.20
  6. Step 6: Final answer
    x = 590,509,959.30

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Double scale
Find fourth proportional to 508,464,563.20, 762,696,844.80 and 393,673,307.20
Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.