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Finding the Third Proportional to 94,312 and 205,472

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Solution

The third proportional to 94,312 and 205,472 is: 447,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,312 : 205,472 = 205,472 : x
  2. Step 2: Convert to fraction form
    94,312/205,472 = 205,472/x
  3. Step 3: Cross multiply
    94,312x = 205,472 × 205,472
  4. Step 4: Simplify right side
    94,312x = 42,218,742,784
  5. Step 5: Solve for x
    x = 42,218,742,784/94,312
  6. Step 6: Final answer
    x = 447,649.75

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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.