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Finding the Third Proportional to 377,698.50 and 736,120.50

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Solution

The third proportional to 377,698.50 and 736,120.50 is: 1,434,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,698.50 : 736,120.50 = 736,120.50 : x
  2. Step 2: Convert to fraction form
    377,698.50/736,120.50 = 736,120.50/x
  3. Step 3: Cross multiply
    377,698.50x = 736,120.50 × 736,120.50
  4. Step 4: Simplify right side
    377,698.50x = 541,873,390,520.25
  5. Step 5: Solve for x
    x = 541,873,390,520.25/377,698.50
  6. Step 6: Final answer
    x = 1,434,671.81

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.