Home / 778,793.76-1,168,200.36-273,334.32

Finding the Fourth Proportional to 778,793.76, 1,168,200.36 and 273,334.32

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Solution

The fourth proportional to 778,793.76, 1,168,200.36 and 273,334.32 is: 410,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,793.76 : 1,168,200.36 = 273,334.32 : x
  2. Step 2: Convert to fraction form
    778,793.76/1,168,200.36 = 273,334.32/x
  3. Step 3: Cross multiply
    778,793.76x = 1,168,200.36 × 273,334.32
  4. Step 4: Simplify right side
    778,793.76x = 319,309,251,024.36
  5. Step 5: Solve for x
    x = 319,309,251,024.36/778,793.76
  6. Step 6: Final answer
    x = 410,004.89

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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.