Home / 593,494.21-819,020.88-321,569.47

Finding the Fourth Proportional to 593,494.21, 819,020.88 and 321,569.47

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Solution

The fourth proportional to 593,494.21, 819,020.88 and 321,569.47 is: 443,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,494.21 : 819,020.88 = 321,569.47 : x
  2. Step 2: Convert to fraction form
    593,494.21/819,020.88 = 321,569.47/x
  3. Step 3: Cross multiply
    593,494.21x = 819,020.88 × 321,569.47
  4. Step 4: Simplify right side
    593,494.21x = 263,372,110,300.53
  5. Step 5: Solve for x
    x = 263,372,110,300.53/593,494.21
  6. Step 6: Final answer
    x = 443,765.26

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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.