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Finding the Third Proportional to 356,567.50 and 840,866.50

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Solution

The third proportional to 356,567.50 and 840,866.50 is: 1,982,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,567.50 : 840,866.50 = 840,866.50 : x
  2. Step 2: Convert to fraction form
    356,567.50/840,866.50 = 840,866.50/x
  3. Step 3: Cross multiply
    356,567.50x = 840,866.50 × 840,866.50
  4. Step 4: Simplify right side
    356,567.50x = 707,056,470,822.25
  5. Step 5: Solve for x
    x = 707,056,470,822.25/356,567.50
  6. Step 6: Final answer
    x = 1,982,952.66

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.