Home / 891,761.27-1,337,781.33-292,586.15

Finding the Fourth Proportional to 891,761.27, 1,337,781.33 and 292,586.15

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Solution

The fourth proportional to 891,761.27, 1,337,781.33 and 292,586.15 is: 438,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,761.27 : 1,337,781.33 = 292,586.15 : x
  2. Step 2: Convert to fraction form
    891,761.27/1,337,781.33 = 292,586.15/x
  3. Step 3: Cross multiply
    891,761.27x = 1,337,781.33 × 292,586.15
  4. Step 4: Simplify right side
    891,761.27x = 391,416,288,886.58
  5. Step 5: Solve for x
    x = 391,416,288,886.58/891,761.27
  6. Step 6: Final answer
    x = 438,924.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.