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Finding the Fourth Proportional to 1,000.26, 1,501.17 and 694.26

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Solution

The fourth proportional to 1,000.26, 1,501.17 and 694.26 is: 1,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.26 : 1,501.17 = 694.26 : x
  2. Step 2: Convert to fraction form
    1,000.26/1,501.17 = 694.26/x
  3. Step 3: Cross multiply
    1,000.26x = 1,501.17 × 694.26
  4. Step 4: Simplify right side
    1,000.26x = 1,042,202.28
  5. Step 5: Solve for x
    x = 1,042,202.28/1,000.26
  6. Step 6: Final answer
    x = 1,041.93

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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.