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Finding the Fourth Proportional to 579,327.52, 799,504.86 and 324,695.14

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Solution

The fourth proportional to 579,327.52, 799,504.86 and 324,695.14 is: 448,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,327.52 : 799,504.86 = 324,695.14 : x
  2. Step 2: Convert to fraction form
    579,327.52/799,504.86 = 324,695.14/x
  3. Step 3: Cross multiply
    579,327.52x = 799,504.86 × 324,695.14
  4. Step 4: Simplify right side
    579,327.52x = 259,595,342,448.38
  5. Step 5: Solve for x
    x = 259,595,342,448.38/579,327.52
  6. Step 6: Final answer
    x = 448,097.72

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Double scale
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Similar ratio
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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.