Home / 410,017.41-565,822.46-228,729.20

Finding the Fourth Proportional to 410,017.41, 565,822.46 and 228,729.20

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Solution

The fourth proportional to 410,017.41, 565,822.46 and 228,729.20 is: 315,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,017.41 : 565,822.46 = 228,729.20 : x
  2. Step 2: Convert to fraction form
    410,017.41/565,822.46 = 228,729.20/x
  3. Step 3: Cross multiply
    410,017.41x = 565,822.46 × 228,729.20
  4. Step 4: Simplify right side
    410,017.41x = 129,420,115,073.94
  5. Step 5: Solve for x
    x = 129,420,115,073.94/410,017.41
  6. Step 6: Final answer
    x = 315,645.41

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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.