Home / 658,652.14-908,939.76-356,846.14

Finding the Fourth Proportional to 658,652.14, 908,939.76 and 356,846.14

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Solution

The fourth proportional to 658,652.14, 908,939.76 and 356,846.14 is: 492,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,652.14 : 908,939.76 = 356,846.14 : x
  2. Step 2: Convert to fraction form
    658,652.14/908,939.76 = 356,846.14/x
  3. Step 3: Cross multiply
    658,652.14x = 908,939.76 × 356,846.14
  4. Step 4: Simplify right side
    658,652.14x = 324,351,644,848.53
  5. Step 5: Solve for x
    x = 324,351,644,848.53/658,652.14
  6. Step 6: Final answer
    x = 492,447.57

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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.