Home / 747,216.42-1,120,741.58-267,424.84

Finding the Fourth Proportional to 747,216.42, 1,120,741.58 and 267,424.84

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Solution

The fourth proportional to 747,216.42, 1,120,741.58 and 267,424.84 is: 401,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,216.42 : 1,120,741.58 = 267,424.84 : x
  2. Step 2: Convert to fraction form
    747,216.42/1,120,741.58 = 267,424.84/x
  3. Step 3: Cross multiply
    747,216.42x = 1,120,741.58 × 267,424.84
  4. Step 4: Simplify right side
    747,216.42x = 299,714,135,579.56
  5. Step 5: Solve for x
    x = 299,714,135,579.56/747,216.42
  6. Step 6: Final answer
    x = 401,107.53

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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.