Home / 1,150,167.21-1,725,251.22-308,718.96

Finding the Fourth Proportional to 1,150,167.21, 1,725,251.22 and 308,718.96

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Solution

The fourth proportional to 1,150,167.21, 1,725,251.22 and 308,718.96 is: 463,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,167.21 : 1,725,251.22 = 308,718.96 : x
  2. Step 2: Convert to fraction form
    1,150,167.21/1,725,251.22 = 308,718.96/x
  3. Step 3: Cross multiply
    1,150,167.21x = 1,725,251.22 × 308,718.96
  4. Step 4: Simplify right side
    1,150,167.21x = 532,617,762,377.13
  5. Step 5: Solve for x
    x = 532,617,762,377.13/1,150,167.21
  6. Step 6: Final answer
    x = 463,078.55

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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.