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Finding the Fourth Proportional to 829.64, 1,249.29 and 600.14

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Solution

The fourth proportional to 829.64, 1,249.29 and 600.14 is: 903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    829.64 : 1,249.29 = 600.14 : x
  2. Step 2: Convert to fraction form
    829.64/1,249.29 = 600.14/x
  3. Step 3: Cross multiply
    829.64x = 1,249.29 × 600.14
  4. Step 4: Simplify right side
    829.64x = 749,752.02
  5. Step 5: Solve for x
    x = 749,752.02/829.64
  6. Step 6: Final answer
    x = 903.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.