Home / 340,644.24-511,228.80-274,247.04

Finding the Fourth Proportional to 340,644.24, 511,228.80 and 274,247.04

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Solution

The fourth proportional to 340,644.24, 511,228.80 and 274,247.04 is: 411,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,644.24 : 511,228.80 = 274,247.04 : x
  2. Step 2: Convert to fraction form
    340,644.24/511,228.80 = 274,247.04/x
  3. Step 3: Cross multiply
    340,644.24x = 511,228.80 × 274,247.04
  4. Step 4: Simplify right side
    340,644.24x = 140,202,985,162.75
  5. Step 5: Solve for x
    x = 140,202,985,162.75/340,644.24
  6. Step 6: Final answer
    x = 411,581.85

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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.