Home / 1,415.48-2,122.30-593.33

Finding the Fourth Proportional to 1,415.48, 2,122.30 and 593.33

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Solution

The fourth proportional to 1,415.48, 2,122.30 and 593.33 is: 889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415.48 : 2,122.30 = 593.33 : x
  2. Step 2: Convert to fraction form
    1,415.48/2,122.30 = 593.33/x
  3. Step 3: Cross multiply
    1,415.48x = 2,122.30 × 593.33
  4. Step 4: Simplify right side
    1,415.48x = 1,259,214.39
  5. Step 5: Solve for x
    x = 1,259,214.39/1,415.48
  6. Step 6: Final answer
    x = 889.61

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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.