Home / 324,815.31-487,222.97-158,460.75

Finding the Fourth Proportional to 324,815.31, 487,222.97 and 158,460.75

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Solution

The fourth proportional to 324,815.31, 487,222.97 and 158,460.75 is: 237,691.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,815.31 : 487,222.97 = 158,460.75 : x
  2. Step 2: Convert to fraction form
    324,815.31/487,222.97 = 158,460.75/x
  3. Step 3: Cross multiply
    324,815.31x = 487,222.97 × 158,460.75
  4. Step 4: Simplify right side
    324,815.31x = 77,205,716,451.12
  5. Step 5: Solve for x
    x = 77,205,716,451.12/324,815.31
  6. Step 6: Final answer
    x = 237,691.13

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1.5x scale

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.