Home / 339,427.87-468,344.17-194,278.04

Finding the Fourth Proportional to 339,427.87, 468,344.17 and 194,278.04

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Solution

The fourth proportional to 339,427.87, 468,344.17 and 194,278.04 is: 268,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,427.87 : 468,344.17 = 194,278.04 : x
  2. Step 2: Convert to fraction form
    339,427.87/468,344.17 = 194,278.04/x
  3. Step 3: Cross multiply
    339,427.87x = 468,344.17 × 194,278.04
  4. Step 4: Simplify right side
    339,427.87x = 90,988,989,548.28
  5. Step 5: Solve for x
    x = 90,988,989,548.28/339,427.87
  6. Step 6: Final answer
    x = 268,065.76

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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.