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Finding the Fourth Proportional to 401,092.19, 601,233.41 and 251,437.60

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Solution

The fourth proportional to 401,092.19, 601,233.41 and 251,437.60 is: 376,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,092.19 : 601,233.41 = 251,437.60 : x
  2. Step 2: Convert to fraction form
    401,092.19/601,233.41 = 251,437.60/x
  3. Step 3: Cross multiply
    401,092.19x = 601,233.41 × 251,437.60
  4. Step 4: Simplify right side
    401,092.19x = 151,172,684,775.73
  5. Step 5: Solve for x
    x = 151,172,684,775.73/401,092.19
  6. Step 6: Final answer
    x = 376,902.59

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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.