Home / 774,688.50-1,162,076.49-276,052.50

Finding the Fourth Proportional to 774,688.50, 1,162,076.49 and 276,052.50

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Solution

The fourth proportional to 774,688.50, 1,162,076.49 and 276,052.50 is: 414,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,688.50 : 1,162,076.49 = 276,052.50 : x
  2. Step 2: Convert to fraction form
    774,688.50/1,162,076.49 = 276,052.50/x
  3. Step 3: Cross multiply
    774,688.50x = 1,162,076.49 × 276,052.50
  4. Step 4: Simplify right side
    774,688.50x = 320,794,120,255.73
  5. Step 5: Solve for x
    x = 320,794,120,255.73/774,688.50
  6. Step 6: Final answer
    x = 414,094.34

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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.