Home / 426,305.08-588,305.87-235,318.56

Finding the Fourth Proportional to 426,305.08, 588,305.87 and 235,318.56

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Solution

The fourth proportional to 426,305.08, 588,305.87 and 235,318.56 is: 324,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,305.08 : 588,305.87 = 235,318.56 : x
  2. Step 2: Convert to fraction form
    426,305.08/588,305.87 = 235,318.56/x
  3. Step 3: Cross multiply
    426,305.08x = 588,305.87 × 235,318.56
  4. Step 4: Simplify right side
    426,305.08x = 138,439,290,167.95
  5. Step 5: Solve for x
    x = 138,439,290,167.95/426,305.08
  6. Step 6: Final answer
    x = 324,742.30

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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.