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Finding the Fourth Proportional to 412,247.46, 568,772.37 and 230,934.90

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Solution

The fourth proportional to 412,247.46, 568,772.37 and 230,934.90 is: 318,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,247.46 : 568,772.37 = 230,934.90 : x
  2. Step 2: Convert to fraction form
    412,247.46/568,772.37 = 230,934.90/x
  3. Step 3: Cross multiply
    412,247.46x = 568,772.37 × 230,934.90
  4. Step 4: Simplify right side
    412,247.46x = 131,349,390,388.71
  5. Step 5: Solve for x
    x = 131,349,390,388.71/412,247.46
  6. Step 6: Final answer
    x = 318,617.83

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1.5x scale

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.