Home / 871,441.32-1,202,625.18-484,255.30

Finding the Fourth Proportional to 871,441.32, 1,202,625.18 and 484,255.30

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Solution

The fourth proportional to 871,441.32, 1,202,625.18 and 484,255.30 is: 668,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,441.32 : 1,202,625.18 = 484,255.30 : x
  2. Step 2: Convert to fraction form
    871,441.32/1,202,625.18 = 484,255.30/x
  3. Step 3: Cross multiply
    871,441.32x = 1,202,625.18 × 484,255.30
  4. Step 4: Simplify right side
    871,441.32x = 582,377,614,321.89
  5. Step 5: Solve for x
    x = 582,377,614,321.89/871,441.32
  6. Step 6: Final answer
    x = 668,292.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.