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Finding the Third Proportional to 247,124.25 and 542,362.50

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Solution

The third proportional to 247,124.25 and 542,362.50 is: 1,190,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,124.25 : 542,362.50 = 542,362.50 : x
  2. Step 2: Convert to fraction form
    247,124.25/542,362.50 = 542,362.50/x
  3. Step 3: Cross multiply
    247,124.25x = 542,362.50 × 542,362.50
  4. Step 4: Simplify right side
    247,124.25x = 294,157,081,406.25
  5. Step 5: Solve for x
    x = 294,157,081,406.25/247,124.25
  6. Step 6: Final answer
    x = 1,190,320.58

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.