Home / 966,285.20-1,449,855.48-335,651.60

Finding the Fourth Proportional to 966,285.20, 1,449,855.48 and 335,651.60

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Solution

The fourth proportional to 966,285.20, 1,449,855.48 and 335,651.60 is: 503,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,285.20 : 1,449,855.48 = 335,651.60 : x
  2. Step 2: Convert to fraction form
    966,285.20/1,449,855.48 = 335,651.60/x
  3. Step 3: Cross multiply
    966,285.20x = 1,449,855.48 × 335,651.60
  4. Step 4: Simplify right side
    966,285.20x = 486,646,311,630.77
  5. Step 5: Solve for x
    x = 486,646,311,630.77/966,285.20
  6. Step 6: Final answer
    x = 503,625.96

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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.