Home / 327,186.90-490,780.35-116,846.10

Finding the Fourth Proportional to 327,186.90, 490,780.35 and 116,846.10

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Solution

The fourth proportional to 327,186.90, 490,780.35 and 116,846.10 is: 175,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,186.90 : 490,780.35 = 116,846.10 : x
  2. Step 2: Convert to fraction form
    327,186.90/490,780.35 = 116,846.10/x
  3. Step 3: Cross multiply
    327,186.90x = 490,780.35 × 116,846.10
  4. Step 4: Simplify right side
    327,186.90x = 57,345,769,854.14
  5. Step 5: Solve for x
    x = 57,345,769,854.14/327,186.90
  6. Step 6: Final answer
    x = 175,269.15

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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.