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Finding the Fourth Proportional to 351,992.34, 527,992.92 and 232,812.18

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Solution

The fourth proportional to 351,992.34, 527,992.92 and 232,812.18 is: 349,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,992.34 : 527,992.92 = 232,812.18 : x
  2. Step 2: Convert to fraction form
    351,992.34/527,992.92 = 232,812.18/x
  3. Step 3: Cross multiply
    351,992.34x = 527,992.92 × 232,812.18
  4. Step 4: Simplify right side
    351,992.34x = 122,923,182,729.77
  5. Step 5: Solve for x
    x = 122,923,182,729.77/351,992.34
  6. Step 6: Final answer
    x = 349,221.19

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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.