Home / 1,085,372.68-1,628,294.14-327,150.72

Finding the Fourth Proportional to 1,085,372.68, 1,628,294.14 and 327,150.72

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Solution

The fourth proportional to 1,085,372.68, 1,628,294.14 and 327,150.72 is: 490,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,372.68 : 1,628,294.14 = 327,150.72 : x
  2. Step 2: Convert to fraction form
    1,085,372.68/1,628,294.14 = 327,150.72/x
  3. Step 3: Cross multiply
    1,085,372.68x = 1,628,294.14 × 327,150.72
  4. Step 4: Simplify right side
    1,085,372.68x = 532,697,600,272.78
  5. Step 5: Solve for x
    x = 532,697,600,272.78/1,085,372.68
  6. Step 6: Final answer
    x = 490,796.95

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Double scale
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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.