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Finding the Third Proportional to 236,744.25 and 355,390.50

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Solution

The third proportional to 236,744.25 and 355,390.50 is: 533,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,744.25 : 355,390.50 = 355,390.50 : x
  2. Step 2: Convert to fraction form
    236,744.25/355,390.50 = 355,390.50/x
  3. Step 3: Cross multiply
    236,744.25x = 355,390.50 × 355,390.50
  4. Step 4: Simplify right side
    236,744.25x = 126,302,407,490.25
  5. Step 5: Solve for x
    x = 126,302,407,490.25/236,744.25
  6. Step 6: Final answer
    x = 533,497.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.