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Finding the Fourth Proportional to 362,446.32, 500,239.98 and 271,024.32

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Solution

The fourth proportional to 362,446.32, 500,239.98 and 271,024.32 is: 374,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,446.32 : 500,239.98 = 271,024.32 : x
  2. Step 2: Convert to fraction form
    362,446.32/500,239.98 = 271,024.32/x
  3. Step 3: Cross multiply
    362,446.32x = 500,239.98 × 271,024.32
  4. Step 4: Simplify right side
    362,446.32x = 135,577,200,416.31
  5. Step 5: Solve for x
    x = 135,577,200,416.31/362,446.32
  6. Step 6: Final answer
    x = 374,061.46

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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.