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Finding the Fourth Proportional to 608,158.35, 912,691.94 and 229,452.57

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Solution

The fourth proportional to 608,158.35, 912,691.94 and 229,452.57 is: 344,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,158.35 : 912,691.94 = 229,452.57 : x
  2. Step 2: Convert to fraction form
    608,158.35/912,691.94 = 229,452.57/x
  3. Step 3: Cross multiply
    608,158.35x = 912,691.94 × 229,452.57
  4. Step 4: Simplify right side
    608,158.35x = 209,419,510,104.02
  5. Step 5: Solve for x
    x = 209,419,510,104.02/608,158.35
  6. Step 6: Final answer
    x = 344,350.30

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1.5x scale

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.