Home / 881,168.16-1,321,753.50-216,320.16

Finding the Fourth Proportional to 881,168.16, 1,321,753.50 and 216,320.16

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Solution

The fourth proportional to 881,168.16, 1,321,753.50 and 216,320.16 is: 324,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,168.16 : 1,321,753.50 = 216,320.16 : x
  2. Step 2: Convert to fraction form
    881,168.16/1,321,753.50 = 216,320.16/x
  3. Step 3: Cross multiply
    881,168.16x = 1,321,753.50 × 216,320.16
  4. Step 4: Simplify right side
    881,168.16x = 285,921,928,600.56
  5. Step 5: Solve for x
    x = 285,921,928,600.56/881,168.16
  6. Step 6: Final answer
    x = 324,480.55

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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.