Home / 792,108.60-1,188,162.90-365,643.60

Finding the Fourth Proportional to 792,108.60, 1,188,162.90 and 365,643.60

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Solution

The fourth proportional to 792,108.60, 1,188,162.90 and 365,643.60 is: 548,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,108.60 : 1,188,162.90 = 365,643.60 : x
  2. Step 2: Convert to fraction form
    792,108.60/1,188,162.90 = 365,643.60/x
  3. Step 3: Cross multiply
    792,108.60x = 1,188,162.90 × 365,643.60
  4. Step 4: Simplify right side
    792,108.60x = 434,444,160,142.44
  5. Step 5: Solve for x
    x = 434,444,160,142.44/792,108.60
  6. Step 6: Final answer
    x = 548,465.40

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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.