Home / 1,594.22-2,391.27-424.23

Finding the Fourth Proportional to 1,594.22, 2,391.27 and 424.23

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Solution

The fourth proportional to 1,594.22, 2,391.27 and 424.23 is: 636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.22 : 2,391.27 = 424.23 : x
  2. Step 2: Convert to fraction form
    1,594.22/2,391.27 = 424.23/x
  3. Step 3: Cross multiply
    1,594.22x = 2,391.27 × 424.23
  4. Step 4: Simplify right side
    1,594.22x = 1,014,448.47
  5. Step 5: Solve for x
    x = 1,014,448.47/1,594.22
  6. Step 6: Final answer
    x = 636.33

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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.