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Finding the Fourth Proportional to 541,565.11, 812,517.59 and 325,672.32

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Solution

The fourth proportional to 541,565.11, 812,517.59 and 325,672.32 is: 488,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,565.11 : 812,517.59 = 325,672.32 : x
  2. Step 2: Convert to fraction form
    541,565.11/812,517.59 = 325,672.32/x
  3. Step 3: Cross multiply
    541,565.11x = 812,517.59 × 325,672.32
  4. Step 4: Simplify right side
    541,565.11x = 264,614,489,390.29
  5. Step 5: Solve for x
    x = 264,614,489,390.29/541,565.11
  6. Step 6: Final answer
    x = 488,610.67

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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.