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Finding the Fourth Proportional to 605.25, 907.37 and 234.87

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Solution

The fourth proportional to 605.25, 907.37 and 234.87 is: 352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.25 : 907.37 = 234.87 : x
  2. Step 2: Convert to fraction form
    605.25/907.37 = 234.87/x
  3. Step 3: Cross multiply
    605.25x = 907.37 × 234.87
  4. Step 4: Simplify right side
    605.25x = 213,113.99
  5. Step 5: Solve for x
    x = 213,113.99/605.25
  6. Step 6: Final answer
    x = 352.11

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Double scale
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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.