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Finding the Fourth Proportional to 370,535.82, 511,339.80 and 200,769.95

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Solution

The fourth proportional to 370,535.82, 511,339.80 and 200,769.95 is: 277,062.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,535.82 : 511,339.80 = 200,769.95 : x
  2. Step 2: Convert to fraction form
    370,535.82/511,339.80 = 200,769.95/x
  3. Step 3: Cross multiply
    370,535.82x = 511,339.80 × 200,769.95
  4. Step 4: Simplify right side
    370,535.82x = 102,661,663,522.31
  5. Step 5: Solve for x
    x = 102,661,663,522.31/370,535.82
  6. Step 6: Final answer
    x = 277,062.72

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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.