Home / 941,581.62-1,299,367.32-511,872.57

Finding the Fourth Proportional to 941,581.62, 1,299,367.32 and 511,872.57

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Solution

The fourth proportional to 941,581.62, 1,299,367.32 and 511,872.57 is: 706,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,581.62 : 1,299,367.32 = 511,872.57 : x
  2. Step 2: Convert to fraction form
    941,581.62/1,299,367.32 = 511,872.57/x
  3. Step 3: Cross multiply
    941,581.62x = 1,299,367.32 × 511,872.57
  4. Step 4: Simplify right side
    941,581.62x = 665,110,489,462.41
  5. Step 5: Solve for x
    x = 665,110,489,462.41/941,581.62
  6. Step 6: Final answer
    x = 706,375.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.