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Finding the Fourth Proportional to 245.32, 336.07 and 236.07

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Solution

The fourth proportional to 245.32, 336.07 and 236.07 is: 323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.32 : 336.07 = 236.07 : x
  2. Step 2: Convert to fraction form
    245.32/336.07 = 236.07/x
  3. Step 3: Cross multiply
    245.32x = 336.07 × 236.07
  4. Step 4: Simplify right side
    245.32x = 79,336.04
  5. Step 5: Solve for x
    x = 79,336.04/245.32
  6. Step 6: Final answer
    x = 323.40

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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.