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Finding the Fourth Proportional to 362,534.19, 500,361.32 and 271,112.19

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Solution

The fourth proportional to 362,534.19, 500,361.32 and 271,112.19 is: 374,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,534.19 : 500,361.32 = 271,112.19 : x
  2. Step 2: Convert to fraction form
    362,534.19/500,361.32 = 271,112.19/x
  3. Step 3: Cross multiply
    362,534.19x = 500,361.32 × 271,112.19
  4. Step 4: Simplify right side
    362,534.19x = 135,654,051,900.93
  5. Step 5: Solve for x
    x = 135,654,051,900.93/362,534.19
  6. Step 6: Final answer
    x = 374,182.78

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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.