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Finding the Fourth Proportional to 332,861.15, 499,242.51 and 122,449.88

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Solution

The fourth proportional to 332,861.15, 499,242.51 and 122,449.88 is: 183,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,861.15 : 499,242.51 = 122,449.88 : x
  2. Step 2: Convert to fraction form
    332,861.15/499,242.51 = 122,449.88/x
  3. Step 3: Cross multiply
    332,861.15x = 499,242.51 × 122,449.88
  4. Step 4: Simplify right side
    332,861.15x = 61,132,185,440.40
  5. Step 5: Solve for x
    x = 61,132,185,440.40/332,861.15
  6. Step 6: Final answer
    x = 183,656.72

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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.