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Finding the Third Proportional to 245,203.50 and 368,050.50

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Solution

The third proportional to 245,203.50 and 368,050.50 is: 552,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,203.50 : 368,050.50 = 368,050.50 : x
  2. Step 2: Convert to fraction form
    245,203.50/368,050.50 = 368,050.50/x
  3. Step 3: Cross multiply
    245,203.50x = 368,050.50 × 368,050.50
  4. Step 4: Simplify right side
    245,203.50x = 135,461,170,550.25
  5. Step 5: Solve for x
    x = 135,461,170,550.25/245,203.50
  6. Step 6: Final answer
    x = 552,443.87

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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.