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Finding the Fourth Proportional to 591,750.70, 887,626.05 and 402,793.90

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Solution

The fourth proportional to 591,750.70, 887,626.05 and 402,793.90 is: 604,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,750.70 : 887,626.05 = 402,793.90 : x
  2. Step 2: Convert to fraction form
    591,750.70/887,626.05 = 402,793.90/x
  3. Step 3: Cross multiply
    591,750.70x = 887,626.05 × 402,793.90
  4. Step 4: Simplify right side
    591,750.70x = 357,530,358,421.10
  5. Step 5: Solve for x
    x = 357,530,358,421.10/591,750.70
  6. Step 6: Final answer
    x = 604,190.85

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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.