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Finding the Fourth Proportional to 958,146, 1,436,801.73 and 274,882.08

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Solution

The fourth proportional to 958,146, 1,436,801.73 and 274,882.08 is: 412,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,146 : 1,436,801.73 = 274,882.08 : x
  2. Step 2: Convert to fraction form
    958,146/1,436,801.73 = 274,882.08/x
  3. Step 3: Cross multiply
    958,146x = 1,436,801.73 × 274,882.08
  4. Step 4: Simplify right side
    958,146x = 394,951,048,090.00
  5. Step 5: Solve for x
    x = 394,951,048,090.00/958,146
  6. Step 6: Final answer
    x = 412,203.41

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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.