Home / 766,740.88-1,150,123.25-227,051.75

Finding the Fourth Proportional to 766,740.88, 1,150,123.25 and 227,051.75

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Solution

The fourth proportional to 766,740.88, 1,150,123.25 and 227,051.75 is: 340,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,740.88 : 1,150,123.25 = 227,051.75 : x
  2. Step 2: Convert to fraction form
    766,740.88/1,150,123.25 = 227,051.75/x
  3. Step 3: Cross multiply
    766,740.88x = 1,150,123.25 × 227,051.75
  4. Step 4: Simplify right side
    766,740.88x = 261,137,494,006.98
  5. Step 5: Solve for x
    x = 261,137,494,006.98/766,740.88
  6. Step 6: Final answer
    x = 340,581.15

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1.5x scale

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.