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Finding the Third Proportional to 356,952 and 552,706

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Solution

The third proportional to 356,952 and 552,706 is: 855,812.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,952 : 552,706 = 552,706 : x
  2. Step 2: Convert to fraction form
    356,952/552,706 = 552,706/x
  3. Step 3: Cross multiply
    356,952x = 552,706 × 552,706
  4. Step 4: Simplify right side
    356,952x = 305,483,922,436
  5. Step 5: Solve for x
    x = 305,483,922,436/356,952
  6. Step 6: Final answer
    x = 855,812.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.