Home / 327,441.23-491,178.24-117,079.19

Finding the Fourth Proportional to 327,441.23, 491,178.24 and 117,079.19

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Solution

The fourth proportional to 327,441.23, 491,178.24 and 117,079.19 is: 175,624.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,441.23 : 491,178.24 = 117,079.19 : x
  2. Step 2: Convert to fraction form
    327,441.23/491,178.24 = 117,079.19/x
  3. Step 3: Cross multiply
    327,441.23x = 491,178.24 × 117,079.19
  4. Step 4: Simplify right side
    327,441.23x = 57,506,748,028.93
  5. Step 5: Solve for x
    x = 57,506,748,028.93/327,441.23
  6. Step 6: Final answer
    x = 175,624.64

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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.