Home / 674,200.44-1,011,125.67-269,375.79

Finding the Fourth Proportional to 674,200.44, 1,011,125.67 and 269,375.79

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Solution

The fourth proportional to 674,200.44, 1,011,125.67 and 269,375.79 is: 403,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,200.44 : 1,011,125.67 = 269,375.79 : x
  2. Step 2: Convert to fraction form
    674,200.44/1,011,125.67 = 269,375.79/x
  3. Step 3: Cross multiply
    674,200.44x = 1,011,125.67 × 269,375.79
  4. Step 4: Simplify right side
    674,200.44x = 272,372,776,145.53
  5. Step 5: Solve for x
    x = 272,372,776,145.53/674,200.44
  6. Step 6: Final answer
    x = 403,993.77

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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.