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Finding the Fourth Proportional to 637.11, 949.23 and 606.15

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Solution

The fourth proportional to 637.11, 949.23 and 606.15 is: 903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.11 : 949.23 = 606.15 : x
  2. Step 2: Convert to fraction form
    637.11/949.23 = 606.15/x
  3. Step 3: Cross multiply
    637.11x = 949.23 × 606.15
  4. Step 4: Simplify right side
    637.11x = 575,375.76
  5. Step 5: Solve for x
    x = 575,375.76/637.11
  6. Step 6: Final answer
    x = 903.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.