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Finding the Fourth Proportional to 362,476.18, 500,223.30 and 199,139.56

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Solution

The fourth proportional to 362,476.18, 500,223.30 and 199,139.56 is: 274,815.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,476.18 : 500,223.30 = 199,139.56 : x
  2. Step 2: Convert to fraction form
    362,476.18/500,223.30 = 199,139.56/x
  3. Step 3: Cross multiply
    362,476.18x = 500,223.30 × 199,139.56
  4. Step 4: Simplify right side
    362,476.18x = 99,614,247,863.75
  5. Step 5: Solve for x
    x = 99,614,247,863.75/362,476.18
  6. Step 6: Final answer
    x = 274,815.98

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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.