Home / 677,441.10-1,015,800.78-228,012.60

Finding the Fourth Proportional to 677,441.10, 1,015,800.78 and 228,012.60

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Solution

The fourth proportional to 677,441.10, 1,015,800.78 and 228,012.60 is: 341,897.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,441.10 : 1,015,800.78 = 228,012.60 : x
  2. Step 2: Convert to fraction form
    677,441.10/1,015,800.78 = 228,012.60/x
  3. Step 3: Cross multiply
    677,441.10x = 1,015,800.78 × 228,012.60
  4. Step 4: Simplify right side
    677,441.10x = 231,615,376,929.83
  5. Step 5: Solve for x
    x = 231,615,376,929.83/677,441.10
  6. Step 6: Final answer
    x = 341,897.44

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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.