Home / 946,885.20-1,420,327.80-504,517.20

Finding the Fourth Proportional to 946,885.20, 1,420,327.80 and 504,517.20

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Solution

The fourth proportional to 946,885.20, 1,420,327.80 and 504,517.20 is: 756,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,885.20 : 1,420,327.80 = 504,517.20 : x
  2. Step 2: Convert to fraction form
    946,885.20/1,420,327.80 = 504,517.20/x
  3. Step 3: Cross multiply
    946,885.20x = 1,420,327.80 × 504,517.20
  4. Step 4: Simplify right side
    946,885.20x = 716,579,804,738.16
  5. Step 5: Solve for x
    x = 716,579,804,738.16/946,885.20
  6. Step 6: Final answer
    x = 756,775.80

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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.