Home / 422,051.20-582,463.00-240,767.12

Finding the Fourth Proportional to 422,051.20, 582,463.00 and 240,767.12

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Solution

The fourth proportional to 422,051.20, 582,463.00 and 240,767.12 is: 332,277.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,051.20 : 582,463.00 = 240,767.12 : x
  2. Step 2: Convert to fraction form
    422,051.20/582,463.00 = 240,767.12/x
  3. Step 3: Cross multiply
    422,051.20x = 582,463.00 × 240,767.12
  4. Step 4: Simplify right side
    422,051.20x = 140,237,939,870.80
  5. Step 5: Solve for x
    x = 140,237,939,870.80/422,051.20
  6. Step 6: Final answer
    x = 332,277.08

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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.