Home / 1,367.38-2,050.83-442.93

Finding the Fourth Proportional to 1,367.38, 2,050.83 and 442.93

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Solution

The fourth proportional to 1,367.38, 2,050.83 and 442.93 is: 664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367.38 : 2,050.83 = 442.93 : x
  2. Step 2: Convert to fraction form
    1,367.38/2,050.83 = 442.93/x
  3. Step 3: Cross multiply
    1,367.38x = 2,050.83 × 442.93
  4. Step 4: Simplify right side
    1,367.38x = 908,374.13
  5. Step 5: Solve for x
    x = 908,374.13/1,367.38
  6. Step 6: Final answer
    x = 664.32

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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.