Home / 747,218.01-1,120,743.96-267,426.44

Finding the Fourth Proportional to 747,218.01, 1,120,743.96 and 267,426.44

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Solution

The fourth proportional to 747,218.01, 1,120,743.96 and 267,426.44 is: 401,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,218.01 : 1,120,743.96 = 267,426.44 : x
  2. Step 2: Convert to fraction form
    747,218.01/1,120,743.96 = 267,426.44/x
  3. Step 3: Cross multiply
    747,218.01x = 1,120,743.96 × 267,426.44
  4. Step 4: Simplify right side
    747,218.01x = 299,716,561,770.58
  5. Step 5: Solve for x
    x = 299,716,561,770.58/747,218.01
  6. Step 6: Final answer
    x = 401,109.93

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1.5x scale

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.