Home / 323,951.42-447,084.02-180,724.80

Finding the Fourth Proportional to 323,951.42, 447,084.02 and 180,724.80

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Solution

The fourth proportional to 323,951.42, 447,084.02 and 180,724.80 is: 249,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,951.42 : 447,084.02 = 180,724.80 : x
  2. Step 2: Convert to fraction form
    323,951.42/447,084.02 = 180,724.80/x
  3. Step 3: Cross multiply
    323,951.42x = 447,084.02 × 180,724.80
  4. Step 4: Simplify right side
    323,951.42x = 80,799,170,097.70
  5. Step 5: Solve for x
    x = 80,799,170,097.70/323,951.42
  6. Step 6: Final answer
    x = 249,417.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.