Home / 467,568.12-645,231.09-263,617.25

Finding the Fourth Proportional to 467,568.12, 645,231.09 and 263,617.25

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Solution

The fourth proportional to 467,568.12, 645,231.09 and 263,617.25 is: 363,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,568.12 : 645,231.09 = 263,617.25 : x
  2. Step 2: Convert to fraction form
    467,568.12/645,231.09 = 263,617.25/x
  3. Step 3: Cross multiply
    467,568.12x = 645,231.09 × 263,617.25
  4. Step 4: Simplify right side
    467,568.12x = 170,094,045,560.30
  5. Step 5: Solve for x
    x = 170,094,045,560.30/467,568.12
  6. Step 6: Final answer
    x = 363,784.52

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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.