Home / 748,326.25-1,032,691.19-426,036.33

Finding the Fourth Proportional to 748,326.25, 1,032,691.19 and 426,036.33

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Solution

The fourth proportional to 748,326.25, 1,032,691.19 and 426,036.33 is: 587,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,326.25 : 1,032,691.19 = 426,036.33 : x
  2. Step 2: Convert to fraction form
    748,326.25/1,032,691.19 = 426,036.33/x
  3. Step 3: Cross multiply
    748,326.25x = 1,032,691.19 × 426,036.33
  4. Step 4: Simplify right side
    748,326.25x = 439,963,957,317.30
  5. Step 5: Solve for x
    x = 439,963,957,317.30/748,326.25
  6. Step 6: Final answer
    x = 587,930.68

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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.