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Finding the Fourth Proportional to 332.04, 497.94 and 149.22

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Solution

The fourth proportional to 332.04, 497.94 and 149.22 is: 223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.04 : 497.94 = 149.22 : x
  2. Step 2: Convert to fraction form
    332.04/497.94 = 149.22/x
  3. Step 3: Cross multiply
    332.04x = 497.94 × 149.22
  4. Step 4: Simplify right side
    332.04x = 74,302.61
  5. Step 5: Solve for x
    x = 74,302.61/332.04
  6. Step 6: Final answer
    x = 223.78

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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.