Home / 400,964.24-599,784.24-305,471.92

Finding the Fourth Proportional to 400,964.24, 599,784.24 and 305,471.92

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Solution

The fourth proportional to 400,964.24, 599,784.24 and 305,471.92 is: 456,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,964.24 : 599,784.24 = 305,471.92 : x
  2. Step 2: Convert to fraction form
    400,964.24/599,784.24 = 305,471.92/x
  3. Step 3: Cross multiply
    400,964.24x = 599,784.24 × 305,471.92
  4. Step 4: Simplify right side
    400,964.24x = 183,217,243,378.54
  5. Step 5: Solve for x
    x = 183,217,243,378.54/400,964.24
  6. Step 6: Final answer
    x = 456,941.61

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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.