Home / 766,898.37-1,150,354.85-205,932.87

Finding the Fourth Proportional to 766,898.37, 1,150,354.85 and 205,932.87

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Solution

The fourth proportional to 766,898.37, 1,150,354.85 and 205,932.87 is: 308,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,898.37 : 1,150,354.85 = 205,932.87 : x
  2. Step 2: Convert to fraction form
    766,898.37/1,150,354.85 = 205,932.87/x
  3. Step 3: Cross multiply
    766,898.37x = 1,150,354.85 × 205,932.87
  4. Step 4: Simplify right side
    766,898.37x = 236,895,874,749.26
  5. Step 5: Solve for x
    x = 236,895,874,749.26/766,898.37
  6. Step 6: Final answer
    x = 308,901.26

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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.