Home / 1,097,046.36-1,645,612.65-338,820.28

Finding the Fourth Proportional to 1,097,046.36, 1,645,612.65 and 338,820.28

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Solution

The fourth proportional to 1,097,046.36, 1,645,612.65 and 338,820.28 is: 508,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,046.36 : 1,645,612.65 = 338,820.28 : x
  2. Step 2: Convert to fraction form
    1,097,046.36/1,645,612.65 = 338,820.28/x
  3. Step 3: Cross multiply
    1,097,046.36x = 1,645,612.65 × 338,820.28
  4. Step 4: Simplify right side
    1,097,046.36x = 557,566,938,844.54
  5. Step 5: Solve for x
    x = 557,566,938,844.54/1,097,046.36
  6. Step 6: Final answer
    x = 508,243.73

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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.