Home / 876,759.58-1,315,205.25-277,767.82

Finding the Fourth Proportional to 876,759.58, 1,315,205.25 and 277,767.82

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Solution

The fourth proportional to 876,759.58, 1,315,205.25 and 277,767.82 is: 416,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,759.58 : 1,315,205.25 = 277,767.82 : x
  2. Step 2: Convert to fraction form
    876,759.58/1,315,205.25 = 277,767.82/x
  3. Step 3: Cross multiply
    876,759.58x = 1,315,205.25 × 277,767.82
  4. Step 4: Simplify right side
    876,759.58x = 365,321,695,145.06
  5. Step 5: Solve for x
    x = 365,321,695,145.06/876,759.58
  6. Step 6: Final answer
    x = 416,672.60

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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.