Home / 373,582.68-515,583.82-228,473.36

Finding the Fourth Proportional to 373,582.68, 515,583.82 and 228,473.36

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Solution

The fourth proportional to 373,582.68, 515,583.82 and 228,473.36 is: 315,317.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,582.68 : 515,583.82 = 228,473.36 : x
  2. Step 2: Convert to fraction form
    373,582.68/515,583.82 = 228,473.36/x
  3. Step 3: Cross multiply
    373,582.68x = 515,583.82 × 228,473.36
  4. Step 4: Simplify right side
    373,582.68x = 117,797,167,717.04
  5. Step 5: Solve for x
    x = 117,797,167,717.04/373,582.68
  6. Step 6: Final answer
    x = 315,317.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.