Home / 591,327.52-887,341.20-217,612.96

Finding the Fourth Proportional to 591,327.52, 887,341.20 and 217,612.96

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Solution

The fourth proportional to 591,327.52, 887,341.20 and 217,612.96 is: 326,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,327.52 : 887,341.20 = 217,612.96 : x
  2. Step 2: Convert to fraction form
    591,327.52/887,341.20 = 217,612.96/x
  3. Step 3: Cross multiply
    591,327.52x = 887,341.20 × 217,612.96
  4. Step 4: Simplify right side
    591,327.52x = 193,096,945,061.95
  5. Step 5: Solve for x
    x = 193,096,945,061.95/591,327.52
  6. Step 6: Final answer
    x = 326,548.21

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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.