Home / 467,418.82-645,037.78-252,558.89

Finding the Fourth Proportional to 467,418.82, 645,037.78 and 252,558.89

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Solution

The fourth proportional to 467,418.82, 645,037.78 and 252,558.89 is: 348,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,418.82 : 645,037.78 = 252,558.89 : x
  2. Step 2: Convert to fraction form
    467,418.82/645,037.78 = 252,558.89/x
  3. Step 3: Cross multiply
    467,418.82x = 645,037.78 × 252,558.89
  4. Step 4: Simplify right side
    467,418.82x = 162,910,025,667.80
  5. Step 5: Solve for x
    x = 162,910,025,667.80/467,418.82
  6. Step 6: Final answer
    x = 348,531.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.