Home / 362,414.48-500,382.18-226,509.51

Finding the Fourth Proportional to 362,414.48, 500,382.18 and 226,509.51

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Solution

The fourth proportional to 362,414.48, 500,382.18 and 226,509.51 is: 312,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,414.48 : 500,382.18 = 226,509.51 : x
  2. Step 2: Convert to fraction form
    362,414.48/500,382.18 = 226,509.51/x
  3. Step 3: Cross multiply
    362,414.48x = 500,382.18 × 226,509.51
  4. Step 4: Simplify right side
    362,414.48x = 113,341,324,918.02
  5. Step 5: Solve for x
    x = 113,341,324,918.02/362,414.48
  6. Step 6: Final answer
    x = 312,739.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.