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Finding the Fourth Proportional to 375,666.04, 563,508.06 and 126,348.04

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Solution

The fourth proportional to 375,666.04, 563,508.06 and 126,348.04 is: 189,525.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,666.04 : 563,508.06 = 126,348.04 : x
  2. Step 2: Convert to fraction form
    375,666.04/563,508.06 = 126,348.04/x
  3. Step 3: Cross multiply
    375,666.04x = 563,508.06 × 126,348.04
  4. Step 4: Simplify right side
    375,666.04x = 71,198,138,905.20
  5. Step 5: Solve for x
    x = 71,198,138,905.20/375,666.04
  6. Step 6: Final answer
    x = 189,525.09

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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.