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Finding the Third Proportional to 411,208 and 896,960

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Solution

The third proportional to 411,208 and 896,960 is: 1,956,521.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,208 : 896,960 = 896,960 : x
  2. Step 2: Convert to fraction form
    411,208/896,960 = 896,960/x
  3. Step 3: Cross multiply
    411,208x = 896,960 × 896,960
  4. Step 4: Simplify right side
    411,208x = 804,537,241,600
  5. Step 5: Solve for x
    x = 804,537,241,600/411,208
  6. Step 6: Final answer
    x = 1,956,521.38

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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.