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Finding the Fourth Proportional to 496,055.25, 744,082.88 and 122,078.25

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Solution

The fourth proportional to 496,055.25, 744,082.88 and 122,078.25 is: 183,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,055.25 : 744,082.88 = 122,078.25 : x
  2. Step 2: Convert to fraction form
    496,055.25/744,082.88 = 122,078.25/x
  3. Step 3: Cross multiply
    496,055.25x = 744,082.88 × 122,078.25
  4. Step 4: Simplify right side
    496,055.25x = 90,836,335,234.97
  5. Step 5: Solve for x
    x = 90,836,335,234.97/496,055.25
  6. Step 6: Final answer
    x = 183,117.38

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Similar ratio
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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.