Home / 649,246-973,562.46-379,451.50

Finding the Fourth Proportional to 649,246, 973,562.46 and 379,451.50

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Solution

The fourth proportional to 649,246, 973,562.46 and 379,451.50 is: 568,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,246 : 973,562.46 = 379,451.50 : x
  2. Step 2: Convert to fraction form
    649,246/973,562.46 = 379,451.50/x
  3. Step 3: Cross multiply
    649,246x = 973,562.46 × 379,451.50
  4. Step 4: Simplify right side
    649,246x = 369,419,735,790.69
  5. Step 5: Solve for x
    x = 369,419,735,790.69/649,246
  6. Step 6: Final answer
    x = 568,998.09

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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.