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Finding the Fourth Proportional to 541,981.80, 747,633.53 and 426,836.25

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Solution

The fourth proportional to 541,981.80, 747,633.53 and 426,836.25 is: 588,796.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,981.80 : 747,633.53 = 426,836.25 : x
  2. Step 2: Convert to fraction form
    541,981.80/747,633.53 = 426,836.25/x
  3. Step 3: Cross multiply
    541,981.80x = 747,633.53 × 426,836.25
  4. Step 4: Simplify right side
    541,981.80x = 319,117,090,185.28
  5. Step 5: Solve for x
    x = 319,117,090,185.28/541,981.80
  6. Step 6: Final answer
    x = 588,796.69

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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.