Home / 902.03-1,244.59-528.99

Finding the Fourth Proportional to 902.03, 1,244.59 and 528.99

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Solution

The fourth proportional to 902.03, 1,244.59 and 528.99 is: 729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.03 : 1,244.59 = 528.99 : x
  2. Step 2: Convert to fraction form
    902.03/1,244.59 = 528.99/x
  3. Step 3: Cross multiply
    902.03x = 1,244.59 × 528.99
  4. Step 4: Simplify right side
    902.03x = 658,369.44
  5. Step 5: Solve for x
    x = 658,369.44/902.03
  6. Step 6: Final answer
    x = 729.88

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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.