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Finding the Fourth Proportional to 370,536.44, 511,340.76 and 200,770.52

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Solution

The fourth proportional to 370,536.44, 511,340.76 and 200,770.52 is: 277,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,536.44 : 511,340.76 = 200,770.52 : x
  2. Step 2: Convert to fraction form
    370,536.44/511,340.76 = 200,770.52/x
  3. Step 3: Cross multiply
    370,536.44x = 511,340.76 × 200,770.52
  4. Step 4: Simplify right side
    370,536.44x = 102,662,150,282.40
  5. Step 5: Solve for x
    x = 102,662,150,282.40/370,536.44
  6. Step 6: Final answer
    x = 277,063.57

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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.