Home / 777,976.32-1,166,497.92-356,724.48

Finding the Fourth Proportional to 777,976.32, 1,166,497.92 and 356,724.48

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Solution

The fourth proportional to 777,976.32, 1,166,497.92 and 356,724.48 is: 534,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,976.32 : 1,166,497.92 = 356,724.48 : x
  2. Step 2: Convert to fraction form
    777,976.32/1,166,497.92 = 356,724.48/x
  3. Step 3: Cross multiply
    777,976.32x = 1,166,497.92 × 356,724.48
  4. Step 4: Simplify right side
    777,976.32x = 416,118,363,933.08
  5. Step 5: Solve for x
    x = 416,118,363,933.08/777,976.32
  6. Step 6: Final answer
    x = 534,872.79

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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.