Home / 1,367.07-2,050.16-442.43

Finding the Fourth Proportional to 1,367.07, 2,050.16 and 442.43

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Solution

The fourth proportional to 1,367.07, 2,050.16 and 442.43 is: 663.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367.07 : 2,050.16 = 442.43 : x
  2. Step 2: Convert to fraction form
    1,367.07/2,050.16 = 442.43/x
  3. Step 3: Cross multiply
    1,367.07x = 2,050.16 × 442.43
  4. Step 4: Simplify right side
    1,367.07x = 907,052.29
  5. Step 5: Solve for x
    x = 907,052.29/1,367.07
  6. Step 6: Final answer
    x = 663.50

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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.