Home / 828,972.60-1,243,458.78-229,933.75

Finding the Fourth Proportional to 828,972.60, 1,243,458.78 and 229,933.75

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Solution

The fourth proportional to 828,972.60, 1,243,458.78 and 229,933.75 is: 344,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,972.60 : 1,243,458.78 = 229,933.75 : x
  2. Step 2: Convert to fraction form
    828,972.60/1,243,458.78 = 229,933.75/x
  3. Step 3: Cross multiply
    828,972.60x = 1,243,458.78 × 229,933.75
  4. Step 4: Simplify right side
    828,972.60x = 285,913,140,255.83
  5. Step 5: Solve for x
    x = 285,913,140,255.83/828,972.60
  6. Step 6: Final answer
    x = 344,900.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.