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Finding the Third Proportional to 282,799.50 and 609,877.50

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Solution

The third proportional to 282,799.50 and 609,877.50 is: 1,315,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,799.50 : 609,877.50 = 609,877.50 : x
  2. Step 2: Convert to fraction form
    282,799.50/609,877.50 = 609,877.50/x
  3. Step 3: Cross multiply
    282,799.50x = 609,877.50 × 609,877.50
  4. Step 4: Simplify right side
    282,799.50x = 371,950,565,006.25
  5. Step 5: Solve for x
    x = 371,950,565,006.25/282,799.50
  6. Step 6: Final answer
    x = 1,315,244.78

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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.