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Finding the Third Proportional to 151,964 and 330,685

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Solution

The third proportional to 151,964 and 330,685 is: 719,595.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,964 : 330,685 = 330,685 : x
  2. Step 2: Convert to fraction form
    151,964/330,685 = 330,685/x
  3. Step 3: Cross multiply
    151,964x = 330,685 × 330,685
  4. Step 4: Simplify right side
    151,964x = 109,352,569,225
  5. Step 5: Solve for x
    x = 109,352,569,225/151,964
  6. Step 6: Final answer
    x = 719,595.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.