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Finding the Fourth Proportional to 627,745.50, 942,032.97 and 295,347.42

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Solution

The fourth proportional to 627,745.50, 942,032.97 and 295,347.42 is: 443,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,745.50 : 942,032.97 = 295,347.42 : x
  2. Step 2: Convert to fraction form
    627,745.50/942,032.97 = 295,347.42/x
  3. Step 3: Cross multiply
    627,745.50x = 942,032.97 × 295,347.42
  4. Step 4: Simplify right side
    627,745.50x = 278,227,007,244.44
  5. Step 5: Solve for x
    x = 278,227,007,244.44/627,745.50
  6. Step 6: Final answer
    x = 443,216.25

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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.