Home / 969,438.66-1,452,189.69-489,370.29

Finding the Fourth Proportional to 969,438.66, 1,452,189.69 and 489,370.29

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Solution

The fourth proportional to 969,438.66, 1,452,189.69 and 489,370.29 is: 733,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,438.66 : 1,452,189.69 = 489,370.29 : x
  2. Step 2: Convert to fraction form
    969,438.66/1,452,189.69 = 489,370.29/x
  3. Step 3: Cross multiply
    969,438.66x = 1,452,189.69 × 489,370.29
  4. Step 4: Simplify right side
    969,438.66x = 710,658,489,730.31
  5. Step 5: Solve for x
    x = 710,658,489,730.31/969,438.66
  6. Step 6: Final answer
    x = 733,061.84

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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.