Home / 410,112.23-565,899.95-228,797.78

Finding the Fourth Proportional to 410,112.23, 565,899.95 and 228,797.78

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Solution

The fourth proportional to 410,112.23, 565,899.95 and 228,797.78 is: 315,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,112.23 : 565,899.95 = 228,797.78 : x
  2. Step 2: Convert to fraction form
    410,112.23/565,899.95 = 228,797.78/x
  3. Step 3: Cross multiply
    410,112.23x = 565,899.95 × 228,797.78
  4. Step 4: Simplify right side
    410,112.23x = 129,476,650,004.61
  5. Step 5: Solve for x
    x = 129,476,650,004.61/410,112.23
  6. Step 6: Final answer
    x = 315,710.29

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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.