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Finding the Fourth Proportional to 332.09, 498.38 and 124.04

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Solution

The fourth proportional to 332.09, 498.38 and 124.04 is: 186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.09 : 498.38 = 124.04 : x
  2. Step 2: Convert to fraction form
    332.09/498.38 = 124.04/x
  3. Step 3: Cross multiply
    332.09x = 498.38 × 124.04
  4. Step 4: Simplify right side
    332.09x = 61,820.73
  5. Step 5: Solve for x
    x = 61,820.73/332.09
  6. Step 6: Final answer
    x = 186.16

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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.