Home / 593,595.26-819,162.15-321,660.78

Finding the Fourth Proportional to 593,595.26, 819,162.15 and 321,660.78

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Solution

The fourth proportional to 593,595.26, 819,162.15 and 321,660.78 is: 443,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,595.26 : 819,162.15 = 321,660.78 : x
  2. Step 2: Convert to fraction form
    593,595.26/819,162.15 = 321,660.78/x
  3. Step 3: Cross multiply
    593,595.26x = 819,162.15 × 321,660.78
  4. Step 4: Simplify right side
    593,595.26x = 263,492,335,563.32
  5. Step 5: Solve for x
    x = 263,492,335,563.32/593,595.26
  6. Step 6: Final answer
    x = 443,892.25

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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.