Home / 805,766.82-1,208,787.93-332,193.30

Finding the Fourth Proportional to 805,766.82, 1,208,787.93 and 332,193.30

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Solution

The fourth proportional to 805,766.82, 1,208,787.93 and 332,193.30 is: 498,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,766.82 : 1,208,787.93 = 332,193.30 : x
  2. Step 2: Convert to fraction form
    805,766.82/1,208,787.93 = 332,193.30/x
  3. Step 3: Cross multiply
    805,766.82x = 1,208,787.93 × 332,193.30
  4. Step 4: Simplify right side
    805,766.82x = 401,551,251,466.87
  5. Step 5: Solve for x
    x = 401,551,251,466.87/805,766.82
  6. Step 6: Final answer
    x = 498,346.72

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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.