Home / 789,034.40-1,183,551.60-663,063.20

Finding the Fourth Proportional to 789,034.40, 1,183,551.60 and 663,063.20

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Solution

The fourth proportional to 789,034.40, 1,183,551.60 and 663,063.20 is: 994,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,034.40 : 1,183,551.60 = 663,063.20 : x
  2. Step 2: Convert to fraction form
    789,034.40/1,183,551.60 = 663,063.20/x
  3. Step 3: Cross multiply
    789,034.40x = 1,183,551.60 × 663,063.20
  4. Step 4: Simplify right side
    789,034.40x = 784,769,511,261.12
  5. Step 5: Solve for x
    x = 784,769,511,261.12/789,034.40
  6. Step 6: Final answer
    x = 994,594.80

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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.