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Finding the Fourth Proportional to 262,727, 362,563.68 and 149,549.76

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Solution

The fourth proportional to 262,727, 362,563.68 and 149,549.76 is: 206,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,727 : 362,563.68 = 149,549.76 : x
  2. Step 2: Convert to fraction form
    262,727/362,563.68 = 149,549.76/x
  3. Step 3: Cross multiply
    262,727x = 362,563.68 × 149,549.76
  4. Step 4: Simplify right side
    262,727x = 54,221,311,328.72
  5. Step 5: Solve for x
    x = 54,221,311,328.72/262,727
  6. Step 6: Final answer
    x = 206,378.91

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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.