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Finding the Third Proportional to 330.94 and 526.88

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Solution

The third proportional to 330.94 and 526.88 is: 838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330.94 : 526.88 = 526.88 : x
  2. Step 2: Convert to fraction form
    330.94/526.88 = 526.88/x
  3. Step 3: Cross multiply
    330.94x = 526.88 × 526.88
  4. Step 4: Simplify right side
    330.94x = 277,597.27
  5. Step 5: Solve for x
    x = 277,597.27/330.94
  6. Step 6: Final answer
    x = 838.82

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.