Home / 911,190.96-1,366,549.92-271,344.96

Finding the Fourth Proportional to 911,190.96, 1,366,549.92 and 271,344.96

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Solution

The fourth proportional to 911,190.96, 1,366,549.92 and 271,344.96 is: 406,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,190.96 : 1,366,549.92 = 271,344.96 : x
  2. Step 2: Convert to fraction form
    911,190.96/1,366,549.92 = 271,344.96/x
  3. Step 3: Cross multiply
    911,190.96x = 1,366,549.92 × 271,344.96
  4. Step 4: Simplify right side
    911,190.96x = 370,806,433,380.40
  5. Step 5: Solve for x
    x = 370,806,433,380.40/911,190.96
  6. Step 6: Final answer
    x = 406,947.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.