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Finding the Third Proportional to 282,818 and 609,914

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Solution

The third proportional to 282,818 and 609,914 is: 1,315,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,818 : 609,914 = 609,914 : x
  2. Step 2: Convert to fraction form
    282,818/609,914 = 609,914/x
  3. Step 3: Cross multiply
    282,818x = 609,914 × 609,914
  4. Step 4: Simplify right side
    282,818x = 371,995,087,396
  5. Step 5: Solve for x
    x = 371,995,087,396/282,818
  6. Step 6: Final answer
    x = 1,315,316.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.