Home / 863,460.80-1,295,229.60-294,833.60

Finding the Fourth Proportional to 863,460.80, 1,295,229.60 and 294,833.60

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Solution

The fourth proportional to 863,460.80, 1,295,229.60 and 294,833.60 is: 442,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,460.80 : 1,295,229.60 = 294,833.60 : x
  2. Step 2: Convert to fraction form
    863,460.80/1,295,229.60 = 294,833.60/x
  3. Step 3: Cross multiply
    863,460.80x = 1,295,229.60 × 294,833.60
  4. Step 4: Simplify right side
    863,460.80x = 381,877,205,794.56
  5. Step 5: Solve for x
    x = 381,877,205,794.56/863,460.80
  6. Step 6: Final answer
    x = 442,263.51

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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.