Home / 260,960.12-360,298.46-200,422.60

Finding the Fourth Proportional to 260,960.12, 360,298.46 and 200,422.60

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Solution

The fourth proportional to 260,960.12, 360,298.46 and 200,422.60 is: 276,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,960.12 : 360,298.46 = 200,422.60 : x
  2. Step 2: Convert to fraction form
    260,960.12/360,298.46 = 200,422.60/x
  3. Step 3: Cross multiply
    260,960.12x = 360,298.46 × 200,422.60
  4. Step 4: Simplify right side
    260,960.12x = 72,211,952,226.34
  5. Step 5: Solve for x
    x = 72,211,952,226.34/260,960.12
  6. Step 6: Final answer
    x = 276,716.43

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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.