Home / 732,691.78-1,011,460.95-491,132.17

Finding the Fourth Proportional to 732,691.78, 1,011,460.95 and 491,132.17

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Solution

The fourth proportional to 732,691.78, 1,011,460.95 and 491,132.17 is: 677,994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,691.78 : 1,011,460.95 = 491,132.17 : x
  2. Step 2: Convert to fraction form
    732,691.78/1,011,460.95 = 491,132.17/x
  3. Step 3: Cross multiply
    732,691.78x = 1,011,460.95 × 491,132.17
  4. Step 4: Simplify right side
    732,691.78x = 496,761,011,243.76
  5. Step 5: Solve for x
    x = 496,761,011,243.76/732,691.78
  6. Step 6: Final answer
    x = 677,994.52

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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.