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Finding the Fourth Proportional to 370,470.58, 511,249.43 and 200,704.71

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Solution

The fourth proportional to 370,470.58, 511,249.43 and 200,704.71 is: 276,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,470.58 : 511,249.43 = 200,704.71 : x
  2. Step 2: Convert to fraction form
    370,470.58/511,249.43 = 200,704.71/x
  3. Step 3: Cross multiply
    370,470.58x = 511,249.43 × 200,704.71
  4. Step 4: Simplify right side
    370,470.58x = 102,610,168,585.82
  5. Step 5: Solve for x
    x = 102,610,168,585.82/370,470.58
  6. Step 6: Final answer
    x = 276,972.52

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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.