Home / 964,195.20-1,446,811.20-403,286.40

Finding the Fourth Proportional to 964,195.20, 1,446,811.20 and 403,286.40

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Solution

The fourth proportional to 964,195.20, 1,446,811.20 and 403,286.40 is: 605,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,195.20 : 1,446,811.20 = 403,286.40 : x
  2. Step 2: Convert to fraction form
    964,195.20/1,446,811.20 = 403,286.40/x
  3. Step 3: Cross multiply
    964,195.20x = 1,446,811.20 × 403,286.40
  4. Step 4: Simplify right side
    964,195.20x = 583,479,280,327.68
  5. Step 5: Solve for x
    x = 583,479,280,327.68/964,195.20
  6. Step 6: Final answer
    x = 605,146.43

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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.