Home / 422,062-582,501.06-240,732.30

Finding the Fourth Proportional to 422,062, 582,501.06 and 240,732.30

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Solution

The fourth proportional to 422,062, 582,501.06 and 240,732.30 is: 332,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,062 : 582,501.06 = 240,732.30 : x
  2. Step 2: Convert to fraction form
    422,062/582,501.06 = 240,732.30/x
  3. Step 3: Cross multiply
    422,062x = 582,501.06 × 240,732.30
  4. Step 4: Simplify right side
    422,062x = 140,226,819,926.24
  5. Step 5: Solve for x
    x = 140,226,819,926.24/422,062
  6. Step 6: Final answer
    x = 332,242.23

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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.