Home / 682,958.20-1,024,437.30-209,644.60

Finding the Fourth Proportional to 682,958.20, 1,024,437.30 and 209,644.60

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Solution

The fourth proportional to 682,958.20, 1,024,437.30 and 209,644.60 is: 314,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,958.20 : 1,024,437.30 = 209,644.60 : x
  2. Step 2: Convert to fraction form
    682,958.20/1,024,437.30 = 209,644.60/x
  3. Step 3: Cross multiply
    682,958.20x = 1,024,437.30 × 209,644.60
  4. Step 4: Simplify right side
    682,958.20x = 214,767,747,983.58
  5. Step 5: Solve for x
    x = 214,767,747,983.58/682,958.20
  6. Step 6: Final answer
    x = 314,466.90

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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.