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Finding the Fourth Proportional to 260,882.78, 360,056.27 and 146,169.16

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Solution

The fourth proportional to 260,882.78, 360,056.27 and 146,169.16 is: 201,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,882.78 : 360,056.27 = 146,169.16 : x
  2. Step 2: Convert to fraction form
    260,882.78/360,056.27 = 146,169.16/x
  3. Step 3: Cross multiply
    260,882.78x = 360,056.27 × 146,169.16
  4. Step 4: Simplify right side
    260,882.78x = 52,629,122,003.92
  5. Step 5: Solve for x
    x = 52,629,122,003.92/260,882.78
  6. Step 6: Final answer
    x = 201,734.75

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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.