Home / 693,764.52-1,040,635.86-374,065.20

Finding the Fourth Proportional to 693,764.52, 1,040,635.86 and 374,065.20

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Solution

The fourth proportional to 693,764.52, 1,040,635.86 and 374,065.20 is: 561,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,764.52 : 1,040,635.86 = 374,065.20 : x
  2. Step 2: Convert to fraction form
    693,764.52/1,040,635.86 = 374,065.20/x
  3. Step 3: Cross multiply
    693,764.52x = 1,040,635.86 × 374,065.20
  4. Step 4: Simplify right side
    693,764.52x = 389,265,661,098.07
  5. Step 5: Solve for x
    x = 389,265,661,098.07/693,764.52
  6. Step 6: Final answer
    x = 561,091.91

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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.