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Finding the Fourth Proportional to 375,943.80, 564,195.82 and 151,305.96

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Solution

The fourth proportional to 375,943.80, 564,195.82 and 151,305.96 is: 227,071.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,943.80 : 564,195.82 = 151,305.96 : x
  2. Step 2: Convert to fraction form
    375,943.80/564,195.82 = 151,305.96/x
  3. Step 3: Cross multiply
    375,943.80x = 564,195.82 × 151,305.96
  4. Step 4: Simplify right side
    375,943.80x = 85,366,190,173.09
  5. Step 5: Solve for x
    x = 85,366,190,173.09/375,943.80
  6. Step 6: Final answer
    x = 227,071.68

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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.