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Finding the Fourth Proportional to 1,088.16, 1,633.15 and 601.55

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Solution

The fourth proportional to 1,088.16, 1,633.15 and 601.55 is: 902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.16 : 1,633.15 = 601.55 : x
  2. Step 2: Convert to fraction form
    1,088.16/1,633.15 = 601.55/x
  3. Step 3: Cross multiply
    1,088.16x = 1,633.15 × 601.55
  4. Step 4: Simplify right side
    1,088.16x = 982,418.37
  5. Step 5: Solve for x
    x = 982,418.37/1,088.16
  6. Step 6: Final answer
    x = 902.83

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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.