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Finding the Fourth Proportional to 846.06, 1,269.94 and 732.30

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Solution

The fourth proportional to 846.06, 1,269.94 and 732.30 is: 1,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.06 : 1,269.94 = 732.30 : x
  2. Step 2: Convert to fraction form
    846.06/1,269.94 = 732.30/x
  3. Step 3: Cross multiply
    846.06x = 1,269.94 × 732.30
  4. Step 4: Simplify right side
    846.06x = 929,977.06
  5. Step 5: Solve for x
    x = 929,977.06/846.06
  6. Step 6: Final answer
    x = 1,099.19

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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.