Home / 489,044.20-733,566.30-204,685.60

Finding the Fourth Proportional to 489,044.20, 733,566.30 and 204,685.60

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Solution

The fourth proportional to 489,044.20, 733,566.30 and 204,685.60 is: 307,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,044.20 : 733,566.30 = 204,685.60 : x
  2. Step 2: Convert to fraction form
    489,044.20/733,566.30 = 204,685.60/x
  3. Step 3: Cross multiply
    489,044.20x = 733,566.30 × 204,685.60
  4. Step 4: Simplify right side
    489,044.20x = 150,150,458,255.28
  5. Step 5: Solve for x
    x = 150,150,458,255.28/489,044.20
  6. Step 6: Final answer
    x = 307,028.40

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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.