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Finding the Fourth Proportional to 373,199.28, 559,908.02 and 120,473.88

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Solution

The fourth proportional to 373,199.28, 559,908.02 and 120,473.88 is: 180,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,199.28 : 559,908.02 = 120,473.88 : x
  2. Step 2: Convert to fraction form
    373,199.28/559,908.02 = 120,473.88/x
  3. Step 3: Cross multiply
    373,199.28x = 559,908.02 × 120,473.88
  4. Step 4: Simplify right side
    373,199.28x = 67,454,291,612.52
  5. Step 5: Solve for x
    x = 67,454,291,612.52/373,199.28
  6. Step 6: Final answer
    x = 180,746.04

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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.