Home / 923,786.70-1,385,150.94-283,923.96

Finding the Fourth Proportional to 923,786.70, 1,385,150.94 and 283,923.96

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Solution

The fourth proportional to 923,786.70, 1,385,150.94 and 283,923.96 is: 425,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,786.70 : 1,385,150.94 = 283,923.96 : x
  2. Step 2: Convert to fraction form
    923,786.70/1,385,150.94 = 283,923.96/x
  3. Step 3: Cross multiply
    923,786.70x = 1,385,150.94 × 283,923.96
  4. Step 4: Simplify right side
    923,786.70x = 393,277,540,082.52
  5. Step 5: Solve for x
    x = 393,277,540,082.52/923,786.70
  6. Step 6: Final answer
    x = 425,723.32

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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.