Home / 345,146.20-517,793.22-195,457.24

Finding the Fourth Proportional to 345,146.20, 517,793.22 and 195,457.24

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Solution

The fourth proportional to 345,146.20, 517,793.22 and 195,457.24 is: 293,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,146.20 : 517,793.22 = 195,457.24 : x
  2. Step 2: Convert to fraction form
    345,146.20/517,793.22 = 195,457.24/x
  3. Step 3: Cross multiply
    345,146.20x = 517,793.22 × 195,457.24
  4. Step 4: Simplify right side
    345,146.20x = 101,206,433,671.91
  5. Step 5: Solve for x
    x = 101,206,433,671.91/345,146.20
  6. Step 6: Final answer
    x = 293,227.72

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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.