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Finding the Fourth Proportional to 432,732.88, 648,519.11 and 336,785.95

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Solution

The fourth proportional to 432,732.88, 648,519.11 and 336,785.95 is: 504,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,732.88 : 648,519.11 = 336,785.95 : x
  2. Step 2: Convert to fraction form
    432,732.88/648,519.11 = 336,785.95/x
  3. Step 3: Cross multiply
    432,732.88x = 648,519.11 × 336,785.95
  4. Step 4: Simplify right side
    432,732.88x = 218,412,124,554.51
  5. Step 5: Solve for x
    x = 218,412,124,554.51/432,732.88
  6. Step 6: Final answer
    x = 504,727.36

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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.