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Finding the Fourth Proportional to 266,517.84, 367,794 and 151,796.46

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Solution

The fourth proportional to 266,517.84, 367,794 and 151,796.46 is: 209,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,517.84 : 367,794 = 151,796.46 : x
  2. Step 2: Convert to fraction form
    266,517.84/367,794 = 151,796.46/x
  3. Step 3: Cross multiply
    266,517.84x = 367,794 × 151,796.46
  4. Step 4: Simplify right side
    266,517.84x = 55,829,827,209.24
  5. Step 5: Solve for x
    x = 55,829,827,209.24/266,517.84
  6. Step 6: Final answer
    x = 209,478.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.