Home / 593,468.49-818,986.71-321,538.26

Finding the Fourth Proportional to 593,468.49, 818,986.71 and 321,538.26

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Solution

The fourth proportional to 593,468.49, 818,986.71 and 321,538.26 is: 443,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,468.49 : 818,986.71 = 321,538.26 : x
  2. Step 2: Convert to fraction form
    593,468.49/818,986.71 = 321,538.26/x
  3. Step 3: Cross multiply
    593,468.49x = 818,986.71 × 321,538.26
  4. Step 4: Simplify right side
    593,468.49x = 263,335,561,696.53
  5. Step 5: Solve for x
    x = 263,335,561,696.53/593,468.49
  6. Step 6: Final answer
    x = 443,722.90

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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.