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Finding the Fourth Proportional to 1,006.36, 1,500.16 and 951.64

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Solution

The fourth proportional to 1,006.36, 1,500.16 and 951.64 is: 1,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006.36 : 1,500.16 = 951.64 : x
  2. Step 2: Convert to fraction form
    1,006.36/1,500.16 = 951.64/x
  3. Step 3: Cross multiply
    1,006.36x = 1,500.16 × 951.64
  4. Step 4: Simplify right side
    1,006.36x = 1,427,612.26
  5. Step 5: Solve for x
    x = 1,427,612.26/1,006.36
  6. Step 6: Final answer
    x = 1,418.59

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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.