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Finding the Fourth Proportional to 360,972.59, 541,991.07 and 201,360.33

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Solution

The fourth proportional to 360,972.59, 541,991.07 and 201,360.33 is: 302,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,972.59 : 541,991.07 = 201,360.33 : x
  2. Step 2: Convert to fraction form
    360,972.59/541,991.07 = 201,360.33/x
  3. Step 3: Cross multiply
    360,972.59x = 541,991.07 × 201,360.33
  4. Step 4: Simplify right side
    360,972.59x = 109,135,500,712.25
  5. Step 5: Solve for x
    x = 109,135,500,712.25/360,972.59
  6. Step 6: Final answer
    x = 302,337.37

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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.