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Finding the Fourth Proportional to 800,806.67, 1,201,172.53 and 232,170.87

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Solution

The fourth proportional to 800,806.67, 1,201,172.53 and 232,170.87 is: 348,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,806.67 : 1,201,172.53 = 232,170.87 : x
  2. Step 2: Convert to fraction form
    800,806.67/1,201,172.53 = 232,170.87/x
  3. Step 3: Cross multiply
    800,806.67x = 1,201,172.53 × 232,170.87
  4. Step 4: Simplify right side
    800,806.67x = 278,877,271,310.20
  5. Step 5: Solve for x
    x = 278,877,271,310.20/800,806.67
  6. Step 6: Final answer
    x = 348,245.44

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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.