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Finding the Fourth Proportional to 635.00, 958.19 and 609.71

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Solution

The fourth proportional to 635.00, 958.19 and 609.71 is: 920.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.00 : 958.19 = 609.71 : x
  2. Step 2: Convert to fraction form
    635.00/958.19 = 609.71/x
  3. Step 3: Cross multiply
    635.00x = 958.19 × 609.71
  4. Step 4: Simplify right side
    635.00x = 584,210.19
  5. Step 5: Solve for x
    x = 584,210.19/635.00
  6. Step 6: Final answer
    x = 920.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.