Home / 796,280.40-1,194,420.60-422,110.80

Finding the Fourth Proportional to 796,280.40, 1,194,420.60 and 422,110.80

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Solution

The fourth proportional to 796,280.40, 1,194,420.60 and 422,110.80 is: 633,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,280.40 : 1,194,420.60 = 422,110.80 : x
  2. Step 2: Convert to fraction form
    796,280.40/1,194,420.60 = 422,110.80/x
  3. Step 3: Cross multiply
    796,280.40x = 1,194,420.60 × 422,110.80
  4. Step 4: Simplify right side
    796,280.40x = 504,177,835,002.48
  5. Step 5: Solve for x
    x = 504,177,835,002.48/796,280.40
  6. Step 6: Final answer
    x = 633,166.20

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Double scale
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Similar ratio
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1.5x scale

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.