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Finding the Fourth Proportional to 370,525.66, 511,325.75 and 200,759.78

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Solution

The fourth proportional to 370,525.66, 511,325.75 and 200,759.78 is: 277,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,525.66 : 511,325.75 = 200,759.78 : x
  2. Step 2: Convert to fraction form
    370,525.66/511,325.75 = 200,759.78/x
  3. Step 3: Cross multiply
    370,525.66x = 511,325.75 × 200,759.78
  4. Step 4: Simplify right side
    370,525.66x = 102,653,645,352.85
  5. Step 5: Solve for x
    x = 102,653,645,352.85/370,525.66
  6. Step 6: Final answer
    x = 277,048.68

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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.