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Finding the Fourth Proportional to 633,772.32, 950,649.49 and 154,003.65

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Solution

The fourth proportional to 633,772.32, 950,649.49 and 154,003.65 is: 231,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,772.32 : 950,649.49 = 154,003.65 : x
  2. Step 2: Convert to fraction form
    633,772.32/950,649.49 = 154,003.65/x
  3. Step 3: Cross multiply
    633,772.32x = 950,649.49 × 154,003.65
  4. Step 4: Simplify right side
    633,772.32x = 146,403,491,330.64
  5. Step 5: Solve for x
    x = 146,403,491,330.64/633,772.32
  6. Step 6: Final answer
    x = 231,003.29

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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.