Home / 683,949.88-1,025,942.34-324,036.46

Finding the Fourth Proportional to 683,949.88, 1,025,942.34 and 324,036.46

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Solution

The fourth proportional to 683,949.88, 1,025,942.34 and 324,036.46 is: 486,062.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,949.88 : 1,025,942.34 = 324,036.46 : x
  2. Step 2: Convert to fraction form
    683,949.88/1,025,942.34 = 324,036.46/x
  3. Step 3: Cross multiply
    683,949.88x = 1,025,942.34 × 324,036.46
  4. Step 4: Simplify right side
    683,949.88x = 332,442,724,017.72
  5. Step 5: Solve for x
    x = 332,442,724,017.72/683,949.88
  6. Step 6: Final answer
    x = 486,062.99

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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.