Home / 855,176.40-1,282,462.20-294,080.40

Finding the Fourth Proportional to 855,176.40, 1,282,462.20 and 294,080.40

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Solution

The fourth proportional to 855,176.40, 1,282,462.20 and 294,080.40 is: 441,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,176.40 : 1,282,462.20 = 294,080.40 : x
  2. Step 2: Convert to fraction form
    855,176.40/1,282,462.20 = 294,080.40/x
  3. Step 3: Cross multiply
    855,176.40x = 1,282,462.20 × 294,080.40
  4. Step 4: Simplify right side
    855,176.40x = 377,146,996,760.88
  5. Step 5: Solve for x
    x = 377,146,996,760.88/855,176.40
  6. Step 6: Final answer
    x = 441,016.61

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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.