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Finding the Fourth Proportional to 373,476.04, 560,286.90 and 120,819.16

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Solution

The fourth proportional to 373,476.04, 560,286.90 and 120,819.16 is: 181,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,476.04 : 560,286.90 = 120,819.16 : x
  2. Step 2: Convert to fraction form
    373,476.04/560,286.90 = 120,819.16/x
  3. Step 3: Cross multiply
    373,476.04x = 560,286.90 × 120,819.16
  4. Step 4: Simplify right side
    373,476.04x = 67,693,392,617.00
  5. Step 5: Solve for x
    x = 67,693,392,617.00/373,476.04
  6. Step 6: Final answer
    x = 181,252.30

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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.