Home / 1,340.58-2,010.87-366.83

Finding the Fourth Proportional to 1,340.58, 2,010.87 and 366.83

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Solution

The fourth proportional to 1,340.58, 2,010.87 and 366.83 is: 550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340.58 : 2,010.87 = 366.83 : x
  2. Step 2: Convert to fraction form
    1,340.58/2,010.87 = 366.83/x
  3. Step 3: Cross multiply
    1,340.58x = 2,010.87 × 366.83
  4. Step 4: Simplify right side
    1,340.58x = 737,637.39
  5. Step 5: Solve for x
    x = 737,637.39/1,340.58
  6. Step 6: Final answer
    x = 550.24

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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.