Home / 740,687.58-1,110,801.69-267,311.43

Finding the Fourth Proportional to 740,687.58, 1,110,801.69 and 267,311.43

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Solution

The fourth proportional to 740,687.58, 1,110,801.69 and 267,311.43 is: 400,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,687.58 : 1,110,801.69 = 267,311.43 : x
  2. Step 2: Convert to fraction form
    740,687.58/1,110,801.69 = 267,311.43/x
  3. Step 3: Cross multiply
    740,687.58x = 1,110,801.69 × 267,311.43
  4. Step 4: Simplify right side
    740,687.58x = 296,929,988,200.32
  5. Step 5: Solve for x
    x = 296,929,988,200.32/740,687.58
  6. Step 6: Final answer
    x = 400,884.25

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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.