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Finding the Fourth Proportional to 268,614.38, 370,580.38 and 171,795.92

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Solution

The fourth proportional to 268,614.38, 370,580.38 and 171,795.92 is: 237,009.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,614.38 : 370,580.38 = 171,795.92 : x
  2. Step 2: Convert to fraction form
    268,614.38/370,580.38 = 171,795.92/x
  3. Step 3: Cross multiply
    268,614.38x = 370,580.38 × 171,795.92
  4. Step 4: Simplify right side
    268,614.38x = 63,664,195,033.66
  5. Step 5: Solve for x
    x = 63,664,195,033.66/268,614.38
  6. Step 6: Final answer
    x = 237,009.63

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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.