Home / 1,121,370.59-1,682,313.45-322,658.75

Finding the Fourth Proportional to 1,121,370.59, 1,682,313.45 and 322,658.75

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Solution

The fourth proportional to 1,121,370.59, 1,682,313.45 and 322,658.75 is: 484,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,370.59 : 1,682,313.45 = 322,658.75 : x
  2. Step 2: Convert to fraction form
    1,121,370.59/1,682,313.45 = 322,658.75/x
  3. Step 3: Cross multiply
    1,121,370.59x = 1,682,313.45 × 322,658.75
  4. Step 4: Simplify right side
    1,121,370.59x = 542,813,146,473.62
  5. Step 5: Solve for x
    x = 542,813,146,473.62/1,121,370.59
  6. Step 6: Final answer
    x = 484,062.23

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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.