Home / 426,311.10-588,309.43-235,324.49

Finding the Fourth Proportional to 426,311.10, 588,309.43 and 235,324.49

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Solution

The fourth proportional to 426,311.10, 588,309.43 and 235,324.49 is: 324,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,311.10 : 588,309.43 = 235,324.49 : x
  2. Step 2: Convert to fraction form
    426,311.10/588,309.43 = 235,324.49/x
  3. Step 3: Cross multiply
    426,311.10x = 588,309.43 × 235,324.49
  4. Step 4: Simplify right side
    426,311.10x = 138,443,616,797.56
  5. Step 5: Solve for x
    x = 138,443,616,797.56/426,311.10
  6. Step 6: Final answer
    x = 324,747.86

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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.