Home / 955,469.86-1,318,397.70-547,493.20

Finding the Fourth Proportional to 955,469.86, 1,318,397.70 and 547,493.20

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Solution

The fourth proportional to 955,469.86, 1,318,397.70 and 547,493.20 is: 755,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,469.86 : 1,318,397.70 = 547,493.20 : x
  2. Step 2: Convert to fraction form
    955,469.86/1,318,397.70 = 547,493.20/x
  3. Step 3: Cross multiply
    955,469.86x = 1,318,397.70 × 547,493.20
  4. Step 4: Simplify right side
    955,469.86x = 721,813,775,645.64
  5. Step 5: Solve for x
    x = 721,813,775,645.64/955,469.86
  6. Step 6: Final answer
    x = 755,454.26

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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.