Home / 911,680.11-1,367,597.82-271,942.62

Finding the Fourth Proportional to 911,680.11, 1,367,597.82 and 271,942.62

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Solution

The fourth proportional to 911,680.11, 1,367,597.82 and 271,942.62 is: 407,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,680.11 : 1,367,597.82 = 271,942.62 : x
  2. Step 2: Convert to fraction form
    911,680.11/1,367,597.82 = 271,942.62/x
  3. Step 3: Cross multiply
    911,680.11x = 1,367,597.82 × 271,942.62
  4. Step 4: Simplify right side
    911,680.11x = 371,908,130,168.38
  5. Step 5: Solve for x
    x = 371,908,130,168.38/911,680.11
  6. Step 6: Final answer
    x = 407,937.09

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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.