Home / 327,888.13-491,849.75-103,266.06

Finding the Fourth Proportional to 327,888.13, 491,849.75 and 103,266.06

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Solution

The fourth proportional to 327,888.13, 491,849.75 and 103,266.06 is: 154,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,888.13 : 491,849.75 = 103,266.06 : x
  2. Step 2: Convert to fraction form
    327,888.13/491,849.75 = 103,266.06/x
  3. Step 3: Cross multiply
    327,888.13x = 491,849.75 × 103,266.06
  4. Step 4: Simplify right side
    327,888.13x = 50,791,385,794.49
  5. Step 5: Solve for x
    x = 50,791,385,794.49/327,888.13
  6. Step 6: Final answer
    x = 154,904.62

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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.