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Finding the Fourth Proportional to 494,064.96, 681,808.96 and 267,710.46

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Solution

The fourth proportional to 494,064.96, 681,808.96 and 267,710.46 is: 369,440.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,064.96 : 681,808.96 = 267,710.46 : x
  2. Step 2: Convert to fraction form
    494,064.96/681,808.96 = 267,710.46/x
  3. Step 3: Cross multiply
    494,064.96x = 681,808.96 × 267,710.46
  4. Step 4: Simplify right side
    494,064.96x = 182,527,390,313.72
  5. Step 5: Solve for x
    x = 182,527,390,313.72/494,064.96
  6. Step 6: Final answer
    x = 369,440.06

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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.