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Finding the Fourth Proportional to 375,254.27, 517,855.06 and 203,176.04

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Solution

The fourth proportional to 375,254.27, 517,855.06 and 203,176.04 is: 280,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,254.27 : 517,855.06 = 203,176.04 : x
  2. Step 2: Convert to fraction form
    375,254.27/517,855.06 = 203,176.04/x
  3. Step 3: Cross multiply
    375,254.27x = 517,855.06 × 203,176.04
  4. Step 4: Simplify right side
    375,254.27x = 105,215,739,368.88
  5. Step 5: Solve for x
    x = 105,215,739,368.88/375,254.27
  6. Step 6: Final answer
    x = 280,385.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.