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Finding the Fourth Proportional to 375,519.80, 563,095.38 and 185,760.92

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Solution

The fourth proportional to 375,519.80, 563,095.38 and 185,760.92 is: 278,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,519.80 : 563,095.38 = 185,760.92 : x
  2. Step 2: Convert to fraction form
    375,519.80/563,095.38 = 185,760.92/x
  3. Step 3: Cross multiply
    375,519.80x = 563,095.38 × 185,760.92
  4. Step 4: Simplify right side
    375,519.80x = 104,601,115,836.55
  5. Step 5: Solve for x
    x = 104,601,115,836.55/375,519.80
  6. Step 6: Final answer
    x = 278,550.20

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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.