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Finding the Fourth Proportional to 332,176.80, 497,515.98 and 154,309.48

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Solution

The fourth proportional to 332,176.80, 497,515.98 and 154,309.48 is: 231,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,176.80 : 497,515.98 = 154,309.48 : x
  2. Step 2: Convert to fraction form
    332,176.80/497,515.98 = 154,309.48/x
  3. Step 3: Cross multiply
    332,176.80x = 497,515.98 × 154,309.48
  4. Step 4: Simplify right side
    332,176.80x = 76,771,432,165.49
  5. Step 5: Solve for x
    x = 76,771,432,165.49/332,176.80
  6. Step 6: Final answer
    x = 231,116.18

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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.