Home / 969,474.41-1,453,462.31-489,455.15

Finding the Fourth Proportional to 969,474.41, 1,453,462.31 and 489,455.15

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Solution

The fourth proportional to 969,474.41, 1,453,462.31 and 489,455.15 is: 733,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,474.41 : 1,453,462.31 = 489,455.15 : x
  2. Step 2: Convert to fraction form
    969,474.41/1,453,462.31 = 489,455.15/x
  3. Step 3: Cross multiply
    969,474.41x = 1,453,462.31 × 489,455.15
  4. Step 4: Simplify right side
    969,474.41x = 711,404,603,245.81
  5. Step 5: Solve for x
    x = 711,404,603,245.81/969,474.41
  6. Step 6: Final answer
    x = 733,804.42

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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.