Home / 676,129.33-932,785.02-404,041.93

Finding the Fourth Proportional to 676,129.33, 932,785.02 and 404,041.93

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Solution

The fourth proportional to 676,129.33, 932,785.02 and 404,041.93 is: 557,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,129.33 : 932,785.02 = 404,041.93 : x
  2. Step 2: Convert to fraction form
    676,129.33/932,785.02 = 404,041.93/x
  3. Step 3: Cross multiply
    676,129.33x = 932,785.02 × 404,041.93
  4. Step 4: Simplify right side
    676,129.33x = 376,884,259,755.89
  5. Step 5: Solve for x
    x = 376,884,259,755.89/676,129.33
  6. Step 6: Final answer
    x = 557,414.45

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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.