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Finding the Fourth Proportional to 451,102.46, 676,715.88 and 151,606.26

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Solution

The fourth proportional to 451,102.46, 676,715.88 and 151,606.26 is: 227,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,102.46 : 676,715.88 = 151,606.26 : x
  2. Step 2: Convert to fraction form
    451,102.46/676,715.88 = 151,606.26/x
  3. Step 3: Cross multiply
    451,102.46x = 676,715.88 × 151,606.26
  4. Step 4: Simplify right side
    451,102.46x = 102,594,363,649.41
  5. Step 5: Solve for x
    x = 102,594,363,649.41/451,102.46
  6. Step 6: Final answer
    x = 227,430.29

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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.