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Finding the Fourth Proportional to 370,335.66, 511,063.92 and 200,569.83

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Solution

The fourth proportional to 370,335.66, 511,063.92 and 200,569.83 is: 276,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,335.66 : 511,063.92 = 200,569.83 : x
  2. Step 2: Convert to fraction form
    370,335.66/511,063.92 = 200,569.83/x
  3. Step 3: Cross multiply
    370,335.66x = 511,063.92 × 200,569.83
  4. Step 4: Simplify right side
    370,335.66x = 102,504,003,553.53
  5. Step 5: Solve for x
    x = 102,504,003,553.53/370,335.66
  6. Step 6: Final answer
    x = 276,786.75

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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.