Home / 432,732.07-648,517.90-336,785.14

Finding the Fourth Proportional to 432,732.07, 648,517.90 and 336,785.14

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Solution

The fourth proportional to 432,732.07, 648,517.90 and 336,785.14 is: 504,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,732.07 : 648,517.90 = 336,785.14 : x
  2. Step 2: Convert to fraction form
    432,732.07/648,517.90 = 336,785.14/x
  3. Step 3: Cross multiply
    432,732.07x = 648,517.90 × 336,785.14
  4. Step 4: Simplify right side
    432,732.07x = 218,411,193,868.04
  5. Step 5: Solve for x
    x = 218,411,193,868.04/432,732.07
  6. Step 6: Final answer
    x = 504,726.15

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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.