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Finding the Fourth Proportional to 355,023.27, 532,223.87 and 133,562.79

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Solution

The fourth proportional to 355,023.27, 532,223.87 and 133,562.79 is: 200,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,023.27 : 532,223.87 = 133,562.79 : x
  2. Step 2: Convert to fraction form
    355,023.27/532,223.87 = 133,562.79/x
  3. Step 3: Cross multiply
    355,023.27x = 532,223.87 × 133,562.79
  4. Step 4: Simplify right side
    355,023.27x = 71,085,304,313.98
  5. Step 5: Solve for x
    x = 71,085,304,313.98/355,023.27
  6. Step 6: Final answer
    x = 200,227.17

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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.