Home / 489,256.10-733,847.70-204,873.20

Finding the Fourth Proportional to 489,256.10, 733,847.70 and 204,873.20

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Solution

The fourth proportional to 489,256.10, 733,847.70 and 204,873.20 is: 307,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,256.10 : 733,847.70 = 204,873.20 : x
  2. Step 2: Convert to fraction form
    489,256.10/733,847.70 = 204,873.20/x
  3. Step 3: Cross multiply
    489,256.10x = 733,847.70 × 204,873.20
  4. Step 4: Simplify right side
    489,256.10x = 150,345,726,611.64
  5. Step 5: Solve for x
    x = 150,345,726,611.64/489,256.10
  6. Step 6: Final answer
    x = 307,294.54

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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.