Home / 306,227.16-459,434.03-156,572.57

Finding the Fourth Proportional to 306,227.16, 459,434.03 and 156,572.57

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Solution

The fourth proportional to 306,227.16, 459,434.03 and 156,572.57 is: 234,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,227.16 : 459,434.03 = 156,572.57 : x
  2. Step 2: Convert to fraction form
    306,227.16/459,434.03 = 156,572.57/x
  3. Step 3: Cross multiply
    306,227.16x = 459,434.03 × 156,572.57
  4. Step 4: Simplify right side
    306,227.16x = 71,934,765,896.12
  5. Step 5: Solve for x
    x = 71,934,765,896.12/306,227.16
  6. Step 6: Final answer
    x = 234,906.55

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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.