Home / 348,010.43-521,953.07-158,425.47

Finding the Fourth Proportional to 348,010.43, 521,953.07 and 158,425.47

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Solution

The fourth proportional to 348,010.43, 521,953.07 and 158,425.47 is: 237,609.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,010.43 : 521,953.07 = 158,425.47 : x
  2. Step 2: Convert to fraction form
    348,010.43/521,953.07 = 158,425.47/x
  3. Step 3: Cross multiply
    348,010.43x = 521,953.07 × 158,425.47
  4. Step 4: Simplify right side
    348,010.43x = 82,690,659,640.57
  5. Step 5: Solve for x
    x = 82,690,659,640.57/348,010.43
  6. Step 6: Final answer
    x = 237,609.72

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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.