Home / 284,266.18-425,719.49-163,958.43

Finding the Fourth Proportional to 284,266.18, 425,719.49 and 163,958.43

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Solution

The fourth proportional to 284,266.18, 425,719.49 and 163,958.43 is: 245,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,266.18 : 425,719.49 = 163,958.43 : x
  2. Step 2: Convert to fraction form
    284,266.18/425,719.49 = 163,958.43/x
  3. Step 3: Cross multiply
    284,266.18x = 425,719.49 × 163,958.43
  4. Step 4: Simplify right side
    284,266.18x = 69,800,299,200.80
  5. Step 5: Solve for x
    x = 69,800,299,200.80/284,266.18
  6. Step 6: Final answer
    x = 245,545.56

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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.