Home / 1,162,961.64-1,744,475.22-321,513.30

Finding the Fourth Proportional to 1,162,961.64, 1,744,475.22 and 321,513.30

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Solution

The fourth proportional to 1,162,961.64, 1,744,475.22 and 321,513.30 is: 482,279.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,961.64 : 1,744,475.22 = 321,513.30 : x
  2. Step 2: Convert to fraction form
    1,162,961.64/1,744,475.22 = 321,513.30/x
  3. Step 3: Cross multiply
    1,162,961.64x = 1,744,475.22 × 321,513.30
  4. Step 4: Simplify right side
    1,162,961.64x = 560,871,984,750.43
  5. Step 5: Solve for x
    x = 560,871,984,750.43/1,162,961.64
  6. Step 6: Final answer
    x = 482,279.01

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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.