Home / 1,474.07-2,211.33-499.91

Finding the Fourth Proportional to 1,474.07, 2,211.33 and 499.91

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Solution

The fourth proportional to 1,474.07, 2,211.33 and 499.91 is: 749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.07 : 2,211.33 = 499.91 : x
  2. Step 2: Convert to fraction form
    1,474.07/2,211.33 = 499.91/x
  3. Step 3: Cross multiply
    1,474.07x = 2,211.33 × 499.91
  4. Step 4: Simplify right side
    1,474.07x = 1,105,454.92
  5. Step 5: Solve for x
    x = 1,105,454.92/1,474.07
  6. Step 6: Final answer
    x = 749.94

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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.