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Finding the Fourth Proportional to 451,047.54, 676,673.82 and 151,505.13

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Solution

The fourth proportional to 451,047.54, 676,673.82 and 151,505.13 is: 227,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,047.54 : 676,673.82 = 151,505.13 : x
  2. Step 2: Convert to fraction form
    451,047.54/676,673.82 = 151,505.13/x
  3. Step 3: Cross multiply
    451,047.54x = 676,673.82 × 151,505.13
  4. Step 4: Simplify right side
    451,047.54x = 102,519,555,066.70
  5. Step 5: Solve for x
    x = 102,519,555,066.70/451,047.54
  6. Step 6: Final answer
    x = 227,292.13

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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.