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Finding the Fourth Proportional to 493,524.66, 681,066.24 and 267,170.16

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Solution

The fourth proportional to 493,524.66, 681,066.24 and 267,170.16 is: 368,696.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,524.66 : 681,066.24 = 267,170.16 : x
  2. Step 2: Convert to fraction form
    493,524.66/681,066.24 = 267,170.16/x
  3. Step 3: Cross multiply
    493,524.66x = 681,066.24 × 267,170.16
  4. Step 4: Simplify right side
    493,524.66x = 181,960,576,311.40
  5. Step 5: Solve for x
    x = 181,960,576,311.40/493,524.66
  6. Step 6: Final answer
    x = 368,696.02

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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.