Home / 1,233.76-1,849.76-540.04

Finding the Fourth Proportional to 1,233.76, 1,849.76 and 540.04

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Solution

The fourth proportional to 1,233.76, 1,849.76 and 540.04 is: 809.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.76 : 1,849.76 = 540.04 : x
  2. Step 2: Convert to fraction form
    1,233.76/1,849.76 = 540.04/x
  3. Step 3: Cross multiply
    1,233.76x = 1,849.76 × 540.04
  4. Step 4: Simplify right side
    1,233.76x = 998,944.39
  5. Step 5: Solve for x
    x = 998,944.39/1,233.76
  6. Step 6: Final answer
    x = 809.67

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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.