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Finding the Fourth Proportional to 902.00, 1,244.97 and 529.00

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Solution

The fourth proportional to 902.00, 1,244.97 and 529.00 is: 730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.00 : 1,244.97 = 529.00 : x
  2. Step 2: Convert to fraction form
    902.00/1,244.97 = 529.00/x
  3. Step 3: Cross multiply
    902.00x = 1,244.97 × 529.00
  4. Step 4: Simplify right side
    902.00x = 658,586.02
  5. Step 5: Solve for x
    x = 658,586.02/902.00
  6. Step 6: Final answer
    x = 730.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.