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Finding the Fourth Proportional to 408,904.44, 564,268.59 and 247,749.27

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Solution

The fourth proportional to 408,904.44, 564,268.59 and 247,749.27 is: 341,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,904.44 : 564,268.59 = 247,749.27 : x
  2. Step 2: Convert to fraction form
    408,904.44/564,268.59 = 247,749.27/x
  3. Step 3: Cross multiply
    408,904.44x = 564,268.59 × 247,749.27
  4. Step 4: Simplify right side
    408,904.44x = 139,797,131,256.43
  5. Step 5: Solve for x
    x = 139,797,131,256.43/408,904.44
  6. Step 6: Final answer
    x = 341,882.16

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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.