Home / 306,219.62-459,422.89-156,565.04

Finding the Fourth Proportional to 306,219.62, 459,422.89 and 156,565.04

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Solution

The fourth proportional to 306,219.62, 459,422.89 and 156,565.04 is: 234,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,219.62 : 459,422.89 = 156,565.04 : x
  2. Step 2: Convert to fraction form
    306,219.62/459,422.89 = 156,565.04/x
  3. Step 3: Cross multiply
    306,219.62x = 459,422.89 × 156,565.04
  4. Step 4: Simplify right side
    306,219.62x = 71,929,560,461.24
  5. Step 5: Solve for x
    x = 71,929,560,461.24/306,219.62
  6. Step 6: Final answer
    x = 234,895.33

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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.