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Finding the Fourth Proportional to 271,960.56, 375,200.76 and 200,510.16

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Solution

The fourth proportional to 271,960.56, 375,200.76 and 200,510.16 is: 276,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,960.56 : 375,200.76 = 200,510.16 : x
  2. Step 2: Convert to fraction form
    271,960.56/375,200.76 = 200,510.16/x
  3. Step 3: Cross multiply
    271,960.56x = 375,200.76 × 200,510.16
  4. Step 4: Simplify right side
    271,960.56x = 75,231,564,419.72
  5. Step 5: Solve for x
    x = 75,231,564,419.72/271,960.56
  6. Step 6: Final answer
    x = 276,626.74

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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.