Home / 658,669.14-908,963.24-356,863.14

Finding the Fourth Proportional to 658,669.14, 908,963.24 and 356,863.14

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Solution

The fourth proportional to 658,669.14, 908,963.24 and 356,863.14 is: 492,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,669.14 : 908,963.24 = 356,863.14 : x
  2. Step 2: Convert to fraction form
    658,669.14/908,963.24 = 356,863.14/x
  3. Step 3: Cross multiply
    658,669.14x = 908,963.24 × 356,863.14
  4. Step 4: Simplify right side
    658,669.14x = 324,375,474,186.66
  5. Step 5: Solve for x
    x = 324,375,474,186.66/658,669.14
  6. Step 6: Final answer
    x = 492,471.04

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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.