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Finding the Fourth Proportional to 240.37, 328.77 and 236.59

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Solution

The fourth proportional to 240.37, 328.77 and 236.59 is: 323.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.37 : 328.77 = 236.59 : x
  2. Step 2: Convert to fraction form
    240.37/328.77 = 236.59/x
  3. Step 3: Cross multiply
    240.37x = 328.77 × 236.59
  4. Step 4: Simplify right side
    240.37x = 77,780.87
  5. Step 5: Solve for x
    x = 77,780.87/240.37
  6. Step 6: Final answer
    x = 323.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.