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Finding the Fourth Proportional to 276,443.01, 414,760.50 and 170,512.02

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Solution

The fourth proportional to 276,443.01, 414,760.50 and 170,512.02 is: 255,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,443.01 : 414,760.50 = 170,512.02 : x
  2. Step 2: Convert to fraction form
    276,443.01/414,760.50 = 170,512.02/x
  3. Step 3: Cross multiply
    276,443.01x = 414,760.50 × 170,512.02
  4. Step 4: Simplify right side
    276,443.01x = 70,721,650,671.21
  5. Step 5: Solve for x
    x = 70,721,650,671.21/276,443.01
  6. Step 6: Final answer
    x = 255,827.23

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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.