Home / 792,462.80-1,188,694.20-293,723.60

Finding the Fourth Proportional to 792,462.80, 1,188,694.20 and 293,723.60

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Solution

The fourth proportional to 792,462.80, 1,188,694.20 and 293,723.60 is: 440,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,462.80 : 1,188,694.20 = 293,723.60 : x
  2. Step 2: Convert to fraction form
    792,462.80/1,188,694.20 = 293,723.60/x
  3. Step 3: Cross multiply
    792,462.80x = 1,188,694.20 × 293,723.60
  4. Step 4: Simplify right side
    792,462.80x = 349,147,539,723.12
  5. Step 5: Solve for x
    x = 349,147,539,723.12/792,462.80
  6. Step 6: Final answer
    x = 440,585.40

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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.