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Finding the Fourth Proportional to 635.34, 955.33 and 584.59

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Solution

The fourth proportional to 635.34, 955.33 and 584.59 is: 879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.34 : 955.33 = 584.59 : x
  2. Step 2: Convert to fraction form
    635.34/955.33 = 584.59/x
  3. Step 3: Cross multiply
    635.34x = 955.33 × 584.59
  4. Step 4: Simplify right side
    635.34x = 558,476.99
  5. Step 5: Solve for x
    x = 558,476.99/635.34
  6. Step 6: Final answer
    x = 879.02

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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.