Home / 682,893.20-1,024,339.80-364,028.60

Finding the Fourth Proportional to 682,893.20, 1,024,339.80 and 364,028.60

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Solution

The fourth proportional to 682,893.20, 1,024,339.80 and 364,028.60 is: 546,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,893.20 : 1,024,339.80 = 364,028.60 : x
  2. Step 2: Convert to fraction form
    682,893.20/1,024,339.80 = 364,028.60/x
  3. Step 3: Cross multiply
    682,893.20x = 1,024,339.80 × 364,028.60
  4. Step 4: Simplify right side
    682,893.20x = 372,888,983,318.28
  5. Step 5: Solve for x
    x = 372,888,983,318.28/682,893.20
  6. Step 6: Final answer
    x = 546,042.90

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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.