Home / 384,882.44-574,505.25-339,432.20

Finding the Fourth Proportional to 384,882.44, 574,505.25 and 339,432.20

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Solution

The fourth proportional to 384,882.44, 574,505.25 and 339,432.20 is: 506,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,882.44 : 574,505.25 = 339,432.20 : x
  2. Step 2: Convert to fraction form
    384,882.44/574,505.25 = 339,432.20/x
  3. Step 3: Cross multiply
    384,882.44x = 574,505.25 × 339,432.20
  4. Step 4: Simplify right side
    384,882.44x = 195,005,580,919.05
  5. Step 5: Solve for x
    x = 195,005,580,919.05/384,882.44
  6. Step 6: Final answer
    x = 506,662.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.