Home / 297,972.39-446,948.60-129,492.71

Finding the Fourth Proportional to 297,972.39, 446,948.60 and 129,492.71

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Solution

The fourth proportional to 297,972.39, 446,948.60 and 129,492.71 is: 194,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,972.39 : 446,948.60 = 129,492.71 : x
  2. Step 2: Convert to fraction form
    297,972.39/446,948.60 = 129,492.71/x
  3. Step 3: Cross multiply
    297,972.39x = 446,948.60 × 129,492.71
  4. Step 4: Simplify right side
    297,972.39x = 57,876,585,444.71
  5. Step 5: Solve for x
    x = 57,876,585,444.71/297,972.39
  6. Step 6: Final answer
    x = 194,234.73

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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.