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Finding the Fourth Proportional to 332,592.56, 498,888.84 and 122,139.44

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Solution

The fourth proportional to 332,592.56, 498,888.84 and 122,139.44 is: 183,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,592.56 : 498,888.84 = 122,139.44 : x
  2. Step 2: Convert to fraction form
    332,592.56/498,888.84 = 122,139.44/x
  3. Step 3: Cross multiply
    332,592.56x = 498,888.84 × 122,139.44
  4. Step 4: Simplify right side
    332,592.56x = 60,934,003,539.85
  5. Step 5: Solve for x
    x = 60,934,003,539.85/332,592.56
  6. Step 6: Final answer
    x = 183,209.16

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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.