Home / 593,057.02-818,419.20-321,125.08

Finding the Fourth Proportional to 593,057.02, 818,419.20 and 321,125.08

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Solution

The fourth proportional to 593,057.02, 818,419.20 and 321,125.08 is: 443,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,057.02 : 818,419.20 = 321,125.08 : x
  2. Step 2: Convert to fraction form
    593,057.02/818,419.20 = 321,125.08/x
  3. Step 3: Cross multiply
    593,057.02x = 818,419.20 × 321,125.08
  4. Step 4: Simplify right side
    593,057.02x = 262,814,931,073.54
  5. Step 5: Solve for x
    x = 262,814,931,073.54/593,057.02
  6. Step 6: Final answer
    x = 443,152.89

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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.