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Finding the Third Proportional to 291,775.50 and 603,801

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Solution

The third proportional to 291,775.50 and 603,801 is: 1,249,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,775.50 : 603,801 = 603,801 : x
  2. Step 2: Convert to fraction form
    291,775.50/603,801 = 603,801/x
  3. Step 3: Cross multiply
    291,775.50x = 603,801 × 603,801
  4. Step 4: Simplify right side
    291,775.50x = 364,575,647,601
  5. Step 5: Solve for x
    x = 364,575,647,601/291,775.50
  6. Step 6: Final answer
    x = 1,249,507.40

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.