Home / 844,329.40-1,165,139.58-462,349.60

Finding the Fourth Proportional to 844,329.40, 1,165,139.58 and 462,349.60

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Solution

The fourth proportional to 844,329.40, 1,165,139.58 and 462,349.60 is: 638,023.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,329.40 : 1,165,139.58 = 462,349.60 : x
  2. Step 2: Convert to fraction form
    844,329.40/1,165,139.58 = 462,349.60/x
  3. Step 3: Cross multiply
    844,329.40x = 1,165,139.58 × 462,349.60
  4. Step 4: Simplify right side
    844,329.40x = 538,701,818,757.17
  5. Step 5: Solve for x
    x = 538,701,818,757.17/844,329.40
  6. Step 6: Final answer
    x = 638,023.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.