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Finding the Fourth Proportional to 499,910.72, 750,041.03 and 144,946.04

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Solution

The fourth proportional to 499,910.72, 750,041.03 and 144,946.04 is: 217,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,910.72 : 750,041.03 = 144,946.04 : x
  2. Step 2: Convert to fraction form
    499,910.72/750,041.03 = 144,946.04/x
  3. Step 3: Cross multiply
    499,910.72x = 750,041.03 × 144,946.04
  4. Step 4: Simplify right side
    499,910.72x = 108,715,476,411.29
  5. Step 5: Solve for x
    x = 108,715,476,411.29/499,910.72
  6. Step 6: Final answer
    x = 217,469.78

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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.