Home / 607,949.22-911,785.14-228,909.90

Finding the Fourth Proportional to 607,949.22, 911,785.14 and 228,909.90

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Solution

The fourth proportional to 607,949.22, 911,785.14 and 228,909.90 is: 343,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,949.22 : 911,785.14 = 228,909.90 : x
  2. Step 2: Convert to fraction form
    607,949.22/911,785.14 = 228,909.90/x
  3. Step 3: Cross multiply
    607,949.22x = 911,785.14 × 228,909.90
  4. Step 4: Simplify right side
    607,949.22x = 208,716,645,218.89
  5. Step 5: Solve for x
    x = 208,716,645,218.89/607,949.22
  6. Step 6: Final answer
    x = 343,312.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.