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Finding the Fourth Proportional to 291,758.44, 437,692.56 and 200,957.08

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Solution

The fourth proportional to 291,758.44, 437,692.56 and 200,957.08 is: 301,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,758.44 : 437,692.56 = 200,957.08 : x
  2. Step 2: Convert to fraction form
    291,758.44/437,692.56 = 200,957.08/x
  3. Step 3: Cross multiply
    291,758.44x = 437,692.56 × 200,957.08
  4. Step 4: Simplify right side
    291,758.44x = 87,957,418,795.32
  5. Step 5: Solve for x
    x = 87,957,418,795.32/291,758.44
  6. Step 6: Final answer
    x = 301,473.43

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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.