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Finding the Fourth Proportional to 637.03, 955.41 and 226.18

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Solution

The fourth proportional to 637.03, 955.41 and 226.18 is: 339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.03 : 955.41 = 226.18 : x
  2. Step 2: Convert to fraction form
    637.03/955.41 = 226.18/x
  3. Step 3: Cross multiply
    637.03x = 955.41 × 226.18
  4. Step 4: Simplify right side
    637.03x = 216,093.50
  5. Step 5: Solve for x
    x = 216,093.50/637.03
  6. Step 6: Final answer
    x = 339.22

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1.5x scale

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.