Home / 769,022.42-1,153,697.18-263,447.69

Finding the Fourth Proportional to 769,022.42, 1,153,697.18 and 263,447.69

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Solution

The fourth proportional to 769,022.42, 1,153,697.18 and 263,447.69 is: 395,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,022.42 : 1,153,697.18 = 263,447.69 : x
  2. Step 2: Convert to fraction form
    769,022.42/1,153,697.18 = 263,447.69/x
  3. Step 3: Cross multiply
    769,022.42x = 1,153,697.18 × 263,447.69
  4. Step 4: Simplify right side
    769,022.42x = 303,938,849,944.79
  5. Step 5: Solve for x
    x = 303,938,849,944.79/769,022.42
  6. Step 6: Final answer
    x = 395,227.56

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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.