Home / 324,335.32-486,304.26-113,997.40

Finding the Fourth Proportional to 324,335.32, 486,304.26 and 113,997.40

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Solution

The fourth proportional to 324,335.32, 486,304.26 and 113,997.40 is: 170,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,335.32 : 486,304.26 = 113,997.40 : x
  2. Step 2: Convert to fraction form
    324,335.32/486,304.26 = 113,997.40/x
  3. Step 3: Cross multiply
    324,335.32x = 486,304.26 × 113,997.40
  4. Step 4: Simplify right side
    324,335.32x = 55,437,421,248.92
  5. Step 5: Solve for x
    x = 55,437,421,248.92/324,335.32
  6. Step 6: Final answer
    x = 170,926.25

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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.