Home / 362,558.73-500,109.36-215,283.77

Finding the Fourth Proportional to 362,558.73, 500,109.36 and 215,283.77

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Solution

The fourth proportional to 362,558.73, 500,109.36 and 215,283.77 is: 296,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,558.73 : 500,109.36 = 215,283.77 : x
  2. Step 2: Convert to fraction form
    362,558.73/500,109.36 = 215,283.77/x
  3. Step 3: Cross multiply
    362,558.73x = 500,109.36 × 215,283.77
  4. Step 4: Simplify right side
    362,558.73x = 107,665,431,630.21
  5. Step 5: Solve for x
    x = 107,665,431,630.21/362,558.73
  6. Step 6: Final answer
    x = 296,959.97

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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.