Home / 324,359.48-486,331.30-134,951.24

Finding the Fourth Proportional to 324,359.48, 486,331.30 and 134,951.24

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Solution

The fourth proportional to 324,359.48, 486,331.30 and 134,951.24 is: 202,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,359.48 : 486,331.30 = 134,951.24 : x
  2. Step 2: Convert to fraction form
    324,359.48/486,331.30 = 134,951.24/x
  3. Step 3: Cross multiply
    324,359.48x = 486,331.30 × 134,951.24
  4. Step 4: Simplify right side
    324,359.48x = 65,631,011,985.81
  5. Step 5: Solve for x
    x = 65,631,011,985.81/324,359.48
  6. Step 6: Final answer
    x = 202,340.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.