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Finding the Fourth Proportional to 207,626.44, 310,301.89 and 151,584.57

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Solution

The fourth proportional to 207,626.44, 310,301.89 and 151,584.57 is: 226,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,626.44 : 310,301.89 = 151,584.57 : x
  2. Step 2: Convert to fraction form
    207,626.44/310,301.89 = 151,584.57/x
  3. Step 3: Cross multiply
    207,626.44x = 310,301.89 × 151,584.57
  4. Step 4: Simplify right side
    207,626.44x = 47,036,978,565.84
  5. Step 5: Solve for x
    x = 47,036,978,565.84/207,626.44
  6. Step 6: Final answer
    x = 226,546.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.