Home / 591,278.76-887,138.50-354,791.16

Finding the Fourth Proportional to 591,278.76, 887,138.50 and 354,791.16

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Solution

The fourth proportional to 591,278.76, 887,138.50 and 354,791.16 is: 532,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,278.76 : 887,138.50 = 354,791.16 : x
  2. Step 2: Convert to fraction form
    591,278.76/887,138.50 = 354,791.16/x
  3. Step 3: Cross multiply
    591,278.76x = 887,138.50 × 354,791.16
  4. Step 4: Simplify right side
    591,278.76x = 314,748,897,495.66
  5. Step 5: Solve for x
    x = 314,748,897,495.66/591,278.76
  6. Step 6: Final answer
    x = 532,318.96

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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.