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Finding the Fourth Proportional to 370,552.44, 511,366.38 and 217,592.44

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Solution

The fourth proportional to 370,552.44, 511,366.38 and 217,592.44 is: 300,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,552.44 : 511,366.38 = 217,592.44 : x
  2. Step 2: Convert to fraction form
    370,552.44/511,366.38 = 217,592.44/x
  3. Step 3: Cross multiply
    370,552.44x = 511,366.38 × 217,592.44
  4. Step 4: Simplify right side
    370,552.44x = 111,269,458,358.17
  5. Step 5: Solve for x
    x = 111,269,458,358.17/370,552.44
  6. Step 6: Final answer
    x = 300,279.92

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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.