Home / 662,378.28-993,974.46-262,949.16

Finding the Fourth Proportional to 662,378.28, 993,974.46 and 262,949.16

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Solution

The fourth proportional to 662,378.28, 993,974.46 and 262,949.16 is: 394,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,378.28 : 993,974.46 = 262,949.16 : x
  2. Step 2: Convert to fraction form
    662,378.28/993,974.46 = 262,949.16/x
  3. Step 3: Cross multiply
    662,378.28x = 993,974.46 × 262,949.16
  4. Step 4: Simplify right side
    662,378.28x = 261,364,749,318.45
  5. Step 5: Solve for x
    x = 261,364,749,318.45/662,378.28
  6. Step 6: Final answer
    x = 394,585.33

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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.