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Finding the Fourth Proportional to 602.22, 903.68 and 237

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Solution

The fourth proportional to 602.22, 903.68 and 237 is: 355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.22 : 903.68 = 237 : x
  2. Step 2: Convert to fraction form
    602.22/903.68 = 237/x
  3. Step 3: Cross multiply
    602.22x = 903.68 × 237
  4. Step 4: Simplify right side
    602.22x = 214,172.16
  5. Step 5: Solve for x
    x = 214,172.16/602.22
  6. Step 6: Final answer
    x = 355.64

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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.