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Finding the Fourth Proportional to 633,817.82, 950,726.46 and 154,043.08

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Solution

The fourth proportional to 633,817.82, 950,726.46 and 154,043.08 is: 231,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,817.82 : 950,726.46 = 154,043.08 : x
  2. Step 2: Convert to fraction form
    633,817.82/950,726.46 = 154,043.08/x
  3. Step 3: Cross multiply
    633,817.82x = 950,726.46 × 154,043.08
  4. Step 4: Simplify right side
    633,817.82x = 146,452,832,135.90
  5. Step 5: Solve for x
    x = 146,452,832,135.90/633,817.82
  6. Step 6: Final answer
    x = 231,064.55

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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.