Home / 615,688.20-923,629.50-260,704.44

Finding the Fourth Proportional to 615,688.20, 923,629.50 and 260,704.44

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Solution

The fourth proportional to 615,688.20, 923,629.50 and 260,704.44 is: 391,097.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,688.20 : 923,629.50 = 260,704.44 : x
  2. Step 2: Convert to fraction form
    615,688.20/923,629.50 = 260,704.44/x
  3. Step 3: Cross multiply
    615,688.20x = 923,629.50 × 260,704.44
  4. Step 4: Simplify right side
    615,688.20x = 240,794,311,564.98
  5. Step 5: Solve for x
    x = 240,794,311,564.98/615,688.20
  6. Step 6: Final answer
    x = 391,097.82

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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.