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Finding the Fourth Proportional to 332,174.79, 497,512.98 and 154,307.48

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Solution

The fourth proportional to 332,174.79, 497,512.98 and 154,307.48 is: 231,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,174.79 : 497,512.98 = 154,307.48 : x
  2. Step 2: Convert to fraction form
    332,174.79/497,512.98 = 154,307.48/x
  3. Step 3: Cross multiply
    332,174.79x = 497,512.98 × 154,307.48
  4. Step 4: Simplify right side
    332,174.79x = 76,769,971,723.53
  5. Step 5: Solve for x
    x = 76,769,971,723.53/332,174.79
  6. Step 6: Final answer
    x = 231,113.18

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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.