Home / 284,132.40-425,680.20-173,194.80

Finding the Fourth Proportional to 284,132.40, 425,680.20 and 173,194.80

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Solution

The fourth proportional to 284,132.40, 425,680.20 and 173,194.80 is: 259,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,132.40 : 425,680.20 = 173,194.80 : x
  2. Step 2: Convert to fraction form
    284,132.40/425,680.20 = 173,194.80/x
  3. Step 3: Cross multiply
    284,132.40x = 425,680.20 × 173,194.80
  4. Step 4: Simplify right side
    284,132.40x = 73,725,597,102.96
  5. Step 5: Solve for x
    x = 73,725,597,102.96/284,132.40
  6. Step 6: Final answer
    x = 259,476.21

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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.