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Finding the Fourth Proportional to 432,922.41, 649,468.67 and 133,352.01

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Solution

The fourth proportional to 432,922.41, 649,468.67 and 133,352.01 is: 200,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,922.41 : 649,468.67 = 133,352.01 : x
  2. Step 2: Convert to fraction form
    432,922.41/649,468.67 = 133,352.01/x
  3. Step 3: Cross multiply
    432,922.41x = 649,468.67 × 133,352.01
  4. Step 4: Simplify right side
    432,922.41x = 86,607,951,909.77
  5. Step 5: Solve for x
    x = 86,607,951,909.77/432,922.41
  6. Step 6: Final answer
    x = 200,054.21

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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.