Home / 308,184.38-462,423.18-213,560.18

Finding the Fourth Proportional to 308,184.38, 462,423.18 and 213,560.18

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Solution

The fourth proportional to 308,184.38, 462,423.18 and 213,560.18 is: 320,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,184.38 : 462,423.18 = 213,560.18 : x
  2. Step 2: Convert to fraction form
    308,184.38/462,423.18 = 213,560.18/x
  3. Step 3: Cross multiply
    308,184.38x = 462,423.18 × 213,560.18
  4. Step 4: Simplify right side
    308,184.38x = 98,755,177,556.97
  5. Step 5: Solve for x
    x = 98,755,177,556.97/308,184.38
  6. Step 6: Final answer
    x = 320,441.87

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1.5x scale

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.