Home / 863,851.68-1,295,789.04-302,902.56

Finding the Fourth Proportional to 863,851.68, 1,295,789.04 and 302,902.56

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Solution

The fourth proportional to 863,851.68, 1,295,789.04 and 302,902.56 is: 454,357.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,851.68 : 1,295,789.04 = 302,902.56 : x
  2. Step 2: Convert to fraction form
    863,851.68/1,295,789.04 = 302,902.56/x
  3. Step 3: Cross multiply
    863,851.68x = 1,295,789.04 × 302,902.56
  4. Step 4: Simplify right side
    863,851.68x = 392,497,817,435.94
  5. Step 5: Solve for x
    x = 392,497,817,435.94/863,851.68
  6. Step 6: Final answer
    x = 454,357.88

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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.