Home / 426,268.78-588,247.72-235,282.12

Finding the Fourth Proportional to 426,268.78, 588,247.72 and 235,282.12

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Solution

The fourth proportional to 426,268.78, 588,247.72 and 235,282.12 is: 324,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,268.78 : 588,247.72 = 235,282.12 : x
  2. Step 2: Convert to fraction form
    426,268.78/588,247.72 = 235,282.12/x
  3. Step 3: Cross multiply
    426,268.78x = 588,247.72 × 235,282.12
  4. Step 4: Simplify right side
    426,268.78x = 138,404,168,587.94
  5. Step 5: Solve for x
    x = 138,404,168,587.94/426,268.78
  6. Step 6: Final answer
    x = 324,687.56

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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.