Home / 792,002.40-1,188,003.60-526,120.80

Finding the Fourth Proportional to 792,002.40, 1,188,003.60 and 526,120.80

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Solution

The fourth proportional to 792,002.40, 1,188,003.60 and 526,120.80 is: 789,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,002.40 : 1,188,003.60 = 526,120.80 : x
  2. Step 2: Convert to fraction form
    792,002.40/1,188,003.60 = 526,120.80/x
  3. Step 3: Cross multiply
    792,002.40x = 1,188,003.60 × 526,120.80
  4. Step 4: Simplify right side
    792,002.40x = 625,033,404,434.88
  5. Step 5: Solve for x
    x = 625,033,404,434.88/792,002.40
  6. Step 6: Final answer
    x = 789,181.20

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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.