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Finding the Fourth Proportional to 362,953.13, 500,849.28 and 199,620.96

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Solution

The fourth proportional to 362,953.13, 500,849.28 and 199,620.96 is: 275,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,953.13 : 500,849.28 = 199,620.96 : x
  2. Step 2: Convert to fraction form
    362,953.13/500,849.28 = 199,620.96/x
  3. Step 3: Cross multiply
    362,953.13x = 500,849.28 × 199,620.96
  4. Step 4: Simplify right side
    362,953.13x = 99,980,016,062.35
  5. Step 5: Solve for x
    x = 99,980,016,062.35/362,953.13
  6. Step 6: Final answer
    x = 275,462.61

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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.