Home / 579,080.72-799,164.24-324,513.92

Finding the Fourth Proportional to 579,080.72, 799,164.24 and 324,513.92

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Solution

The fourth proportional to 579,080.72, 799,164.24 and 324,513.92 is: 447,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,080.72 : 799,164.24 = 324,513.92 : x
  2. Step 2: Convert to fraction form
    579,080.72/799,164.24 = 324,513.92/x
  3. Step 3: Cross multiply
    579,080.72x = 799,164.24 × 324,513.92
  4. Step 4: Simplify right side
    579,080.72x = 259,339,920,246.22
  5. Step 5: Solve for x
    x = 259,339,920,246.22/579,080.72
  6. Step 6: Final answer
    x = 447,847.62

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Double scale
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1.5x scale

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.