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Finding the Fourth Proportional to 375,840.28, 563,793.28 and 95,357.53

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Solution

The fourth proportional to 375,840.28, 563,793.28 and 95,357.53 is: 143,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,840.28 : 563,793.28 = 95,357.53 : x
  2. Step 2: Convert to fraction form
    375,840.28/563,793.28 = 95,357.53/x
  3. Step 3: Cross multiply
    375,840.28x = 563,793.28 × 95,357.53
  4. Step 4: Simplify right side
    375,840.28x = 53,761,935,077.75
  5. Step 5: Solve for x
    x = 53,761,935,077.75/375,840.28
  6. Step 6: Final answer
    x = 143,044.63

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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.