Home / 324,084.10-486,061.35-155,604.10

Finding the Fourth Proportional to 324,084.10, 486,061.35 and 155,604.10

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Solution

The fourth proportional to 324,084.10, 486,061.35 and 155,604.10 is: 233,375.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,084.10 : 486,061.35 = 155,604.10 : x
  2. Step 2: Convert to fraction form
    324,084.10/486,061.35 = 155,604.10/x
  3. Step 3: Cross multiply
    324,084.10x = 486,061.35 × 155,604.10
  4. Step 4: Simplify right side
    324,084.10x = 75,633,138,911.54
  5. Step 5: Solve for x
    x = 75,633,138,911.54/324,084.10
  6. Step 6: Final answer
    x = 233,375.04

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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.