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Finding the Fourth Proportional to 541,959.76, 747,603.17 and 426,814.21

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Solution

The fourth proportional to 541,959.76, 747,603.17 and 426,814.21 is: 588,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,959.76 : 747,603.17 = 426,814.21 : x
  2. Step 2: Convert to fraction form
    541,959.76/747,603.17 = 426,814.21/x
  3. Step 3: Cross multiply
    541,959.76x = 747,603.17 × 426,814.21
  4. Step 4: Simplify right side
    541,959.76x = 319,087,656,798.03
  5. Step 5: Solve for x
    x = 319,087,656,798.03/541,959.76
  6. Step 6: Final answer
    x = 588,766.32

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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.