Home / 789,363.55-1,183,751.38-283,786.57

Finding the Fourth Proportional to 789,363.55, 1,183,751.38 and 283,786.57

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Solution

The fourth proportional to 789,363.55, 1,183,751.38 and 283,786.57 is: 425,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,363.55 : 1,183,751.38 = 283,786.57 : x
  2. Step 2: Convert to fraction form
    789,363.55/1,183,751.38 = 283,786.57/x
  3. Step 3: Cross multiply
    789,363.55x = 1,183,751.38 × 283,786.57
  4. Step 4: Simplify right side
    789,363.55x = 335,932,743,862.97
  5. Step 5: Solve for x
    x = 335,932,743,862.97/789,363.55
  6. Step 6: Final answer
    x = 425,574.18

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Double scale
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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.