Home / 897,112.72-1,344,145.78-541,379.26

Finding the Fourth Proportional to 897,112.72, 1,344,145.78 and 541,379.26

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Solution

The fourth proportional to 897,112.72, 1,344,145.78 and 541,379.26 is: 811,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,112.72 : 1,344,145.78 = 541,379.26 : x
  2. Step 2: Convert to fraction form
    897,112.72/1,344,145.78 = 541,379.26/x
  3. Step 3: Cross multiply
    897,112.72x = 1,344,145.78 × 541,379.26
  4. Step 4: Simplify right side
    897,112.72x = 727,692,647,708.52
  5. Step 5: Solve for x
    x = 727,692,647,708.52/897,112.72
  6. Step 6: Final answer
    x = 811,149.63

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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.