Home / 449,050.40-673,217.79-259,295.32

Finding the Fourth Proportional to 449,050.40, 673,217.79 and 259,295.32

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Solution

The fourth proportional to 449,050.40, 673,217.79 and 259,295.32 is: 388,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,050.40 : 673,217.79 = 259,295.32 : x
  2. Step 2: Convert to fraction form
    449,050.40/673,217.79 = 259,295.32/x
  3. Step 3: Cross multiply
    449,050.40x = 673,217.79 × 259,295.32
  4. Step 4: Simplify right side
    449,050.40x = 174,562,222,287.74
  5. Step 5: Solve for x
    x = 174,562,222,287.74/449,050.40
  6. Step 6: Final answer
    x = 388,736.37

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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.