Home / 593,105.03-818,483.46-321,172.91

Finding the Fourth Proportional to 593,105.03, 818,483.46 and 321,172.91

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Solution

The fourth proportional to 593,105.03, 818,483.46 and 321,172.91 is: 443,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,105.03 : 818,483.46 = 321,172.91 : x
  2. Step 2: Convert to fraction form
    593,105.03/818,483.46 = 321,172.91/x
  3. Step 3: Cross multiply
    593,105.03x = 818,483.46 × 321,172.91
  4. Step 4: Simplify right side
    593,105.03x = 262,874,714,635.07
  5. Step 5: Solve for x
    x = 262,874,714,635.07/593,105.03
  6. Step 6: Final answer
    x = 443,217.81

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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.