Home / 489,244.10-733,829.70-204,861.20

Finding the Fourth Proportional to 489,244.10, 733,829.70 and 204,861.20

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Solution

The fourth proportional to 489,244.10, 733,829.70 and 204,861.20 is: 307,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,244.10 : 733,829.70 = 204,861.20 : x
  2. Step 2: Convert to fraction form
    489,244.10/733,829.70 = 204,861.20/x
  3. Step 3: Cross multiply
    489,244.10x = 733,829.70 × 204,861.20
  4. Step 4: Simplify right side
    489,244.10x = 150,333,232,937.64
  5. Step 5: Solve for x
    x = 150,333,232,937.64/489,244.10
  6. Step 6: Final answer
    x = 307,276.54

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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.