Home / 422,055.98-582,438.95-231,087.14

Finding the Fourth Proportional to 422,055.98, 582,438.95 and 231,087.14

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Solution

The fourth proportional to 422,055.98, 582,438.95 and 231,087.14 is: 318,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,055.98 : 582,438.95 = 231,087.14 : x
  2. Step 2: Convert to fraction form
    422,055.98/582,438.95 = 231,087.14/x
  3. Step 3: Cross multiply
    422,055.98x = 582,438.95 × 231,087.14
  4. Step 4: Simplify right side
    422,055.98x = 134,594,151,180.10
  5. Step 5: Solve for x
    x = 134,594,151,180.10/422,055.98
  6. Step 6: Final answer
    x = 318,901.18

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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.