Home / 747,183.72-1,120,692.56-267,392.10

Finding the Fourth Proportional to 747,183.72, 1,120,692.56 and 267,392.10

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Solution

The fourth proportional to 747,183.72, 1,120,692.56 and 267,392.10 is: 401,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,183.72 : 1,120,692.56 = 267,392.10 : x
  2. Step 2: Convert to fraction form
    747,183.72/1,120,692.56 = 267,392.10/x
  3. Step 3: Cross multiply
    747,183.72x = 1,120,692.56 × 267,392.10
  4. Step 4: Simplify right side
    747,183.72x = 299,664,335,735.82
  5. Step 5: Solve for x
    x = 299,664,335,735.82/747,183.72
  6. Step 6: Final answer
    x = 401,058.44

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Double scale
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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.