Home / 414,830.16-622,177.20-148,550.76

Finding the Fourth Proportional to 414,830.16, 622,177.20 and 148,550.76

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Solution

The fourth proportional to 414,830.16, 622,177.20 and 148,550.76 is: 222,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,830.16 : 622,177.20 = 148,550.76 : x
  2. Step 2: Convert to fraction form
    414,830.16/622,177.20 = 148,550.76/x
  3. Step 3: Cross multiply
    414,830.16x = 622,177.20 × 148,550.76
  4. Step 4: Simplify right side
    414,830.16x = 92,424,895,914.67
  5. Step 5: Solve for x
    x = 92,424,895,914.67/414,830.16
  6. Step 6: Final answer
    x = 222,801.77

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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.