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Finding the Fourth Proportional to 546,657.35, 754,062.36 and 425,606.90

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Solution

The fourth proportional to 546,657.35, 754,062.36 and 425,606.90 is: 587,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,657.35 : 754,062.36 = 425,606.90 : x
  2. Step 2: Convert to fraction form
    546,657.35/754,062.36 = 425,606.90/x
  3. Step 3: Cross multiply
    546,657.35x = 754,062.36 × 425,606.90
  4. Step 4: Simplify right side
    546,657.35x = 320,934,139,675.97
  5. Step 5: Solve for x
    x = 320,934,139,675.97/546,657.35
  6. Step 6: Final answer
    x = 587,084.66

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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.