Home / 341,928.33-512,433.99-266,118.42

Finding the Fourth Proportional to 341,928.33, 512,433.99 and 266,118.42

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Solution

The fourth proportional to 341,928.33, 512,433.99 and 266,118.42 is: 398,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,928.33 : 512,433.99 = 266,118.42 : x
  2. Step 2: Convert to fraction form
    341,928.33/512,433.99 = 266,118.42/x
  3. Step 3: Cross multiply
    341,928.33x = 512,433.99 × 266,118.42
  4. Step 4: Simplify right side
    341,928.33x = 136,368,123,773.10
  5. Step 5: Solve for x
    x = 136,368,123,773.10/341,928.33
  6. Step 6: Final answer
    x = 398,820.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.