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Finding the Fourth Proportional to 337,008.22, 505,729.62 and 217,052.62

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Solution

The fourth proportional to 337,008.22, 505,729.62 and 217,052.62 is: 325,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,008.22 : 505,729.62 = 217,052.62 : x
  2. Step 2: Convert to fraction form
    337,008.22/505,729.62 = 217,052.62/x
  3. Step 3: Cross multiply
    337,008.22x = 505,729.62 × 217,052.62
  4. Step 4: Simplify right side
    337,008.22x = 109,769,939,032.60
  5. Step 5: Solve for x
    x = 109,769,939,032.60/337,008.22
  6. Step 6: Final answer
    x = 325,718.88

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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.