Home / 593,467.81-818,985.68-321,537.58

Finding the Fourth Proportional to 593,467.81, 818,985.68 and 321,537.58

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Solution

The fourth proportional to 593,467.81, 818,985.68 and 321,537.58 is: 443,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,467.81 : 818,985.68 = 321,537.58 : x
  2. Step 2: Convert to fraction form
    593,467.81/818,985.68 = 321,537.58/x
  3. Step 3: Cross multiply
    593,467.81x = 818,985.68 × 321,537.58
  4. Step 4: Simplify right side
    593,467.81x = 263,334,673,601.85
  5. Step 5: Solve for x
    x = 263,334,673,601.85/593,467.81
  6. Step 6: Final answer
    x = 443,721.92

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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.