Home / 1,493.03-2,239.64-397.37

Finding the Fourth Proportional to 1,493.03, 2,239.64 and 397.37

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Solution

The fourth proportional to 1,493.03, 2,239.64 and 397.37 is: 596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.03 : 2,239.64 = 397.37 : x
  2. Step 2: Convert to fraction form
    1,493.03/2,239.64 = 397.37/x
  3. Step 3: Cross multiply
    1,493.03x = 2,239.64 × 397.37
  4. Step 4: Simplify right side
    1,493.03x = 889,954.05
  5. Step 5: Solve for x
    x = 889,954.05/1,493.03
  6. Step 6: Final answer
    x = 596.07

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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.