Home / 593,143.26-818,538.47-321,211.59

Finding the Fourth Proportional to 593,143.26, 818,538.47 and 321,211.59

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Solution

The fourth proportional to 593,143.26, 818,538.47 and 321,211.59 is: 443,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,143.26 : 818,538.47 = 321,211.59 : x
  2. Step 2: Convert to fraction form
    593,143.26/818,538.47 = 321,211.59/x
  3. Step 3: Cross multiply
    593,143.26x = 818,538.47 × 321,211.59
  4. Step 4: Simplify right side
    593,143.26x = 262,924,043,424.87
  5. Step 5: Solve for x
    x = 262,924,043,424.87/593,143.26
  6. Step 6: Final answer
    x = 443,272.41

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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.