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Finding the Fourth Proportional to 432,882.16, 648,760.92 and 176,415.28

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Solution

The fourth proportional to 432,882.16, 648,760.92 and 176,415.28 is: 264,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,882.16 : 648,760.92 = 176,415.28 : x
  2. Step 2: Convert to fraction form
    432,882.16/648,760.92 = 176,415.28/x
  3. Step 3: Cross multiply
    432,882.16x = 648,760.92 × 176,415.28
  4. Step 4: Simplify right side
    432,882.16x = 114,451,339,354.86
  5. Step 5: Solve for x
    x = 114,451,339,354.86/432,882.16
  6. Step 6: Final answer
    x = 264,393.75

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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.