Home / 422,061.12-582,285.33-276,946.92

Finding the Fourth Proportional to 422,061.12, 582,285.33 and 276,946.92

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Solution

The fourth proportional to 422,061.12, 582,285.33 and 276,946.92 is: 382,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,061.12 : 582,285.33 = 276,946.92 : x
  2. Step 2: Convert to fraction form
    422,061.12/582,285.33 = 276,946.92/x
  3. Step 3: Cross multiply
    422,061.12x = 582,285.33 × 276,946.92
  4. Step 4: Simplify right side
    422,061.12x = 161,262,128,704.68
  5. Step 5: Solve for x
    x = 161,262,128,704.68/422,061.12
  6. Step 6: Final answer
    x = 382,082.41

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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.