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Finding the Fourth Proportional to 365,302.20, 504,113.10 and 201,958.01

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Solution

The fourth proportional to 365,302.20, 504,113.10 and 201,958.01 is: 278,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,302.20 : 504,113.10 = 201,958.01 : x
  2. Step 2: Convert to fraction form
    365,302.20/504,113.10 = 201,958.01/x
  3. Step 3: Cross multiply
    365,302.20x = 504,113.10 × 201,958.01
  4. Step 4: Simplify right side
    365,302.20x = 101,809,675,970.37
  5. Step 5: Solve for x
    x = 101,809,675,970.37/365,302.20
  6. Step 6: Final answer
    x = 278,699.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.