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Finding the Fourth Proportional to 270,268.76, 405,340.22 and 101,806.04

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Solution

The fourth proportional to 270,268.76, 405,340.22 and 101,806.04 is: 152,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,268.76 : 405,340.22 = 101,806.04 : x
  2. Step 2: Convert to fraction form
    270,268.76/405,340.22 = 101,806.04/x
  3. Step 3: Cross multiply
    270,268.76x = 405,340.22 × 101,806.04
  4. Step 4: Simplify right side
    270,268.76x = 41,266,082,650.93
  5. Step 5: Solve for x
    x = 41,266,082,650.93/270,268.76
  6. Step 6: Final answer
    x = 152,685.36

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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.