Home / 324,371.43-486,731.61-134,962.50

Finding the Fourth Proportional to 324,371.43, 486,731.61 and 134,962.50

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Solution

The fourth proportional to 324,371.43, 486,731.61 and 134,962.50 is: 202,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,371.43 : 486,731.61 = 134,962.50 : x
  2. Step 2: Convert to fraction form
    324,371.43/486,731.61 = 134,962.50/x
  3. Step 3: Cross multiply
    324,371.43x = 486,731.61 × 134,962.50
  4. Step 4: Simplify right side
    324,371.43x = 65,690,514,914.63
  5. Step 5: Solve for x
    x = 65,690,514,914.63/324,371.43
  6. Step 6: Final answer
    x = 202,516.34

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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.