Home / 322,555.07-445,141.19-179,317.50

Finding the Fourth Proportional to 322,555.07, 445,141.19 and 179,317.50

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Solution

The fourth proportional to 322,555.07, 445,141.19 and 179,317.50 is: 247,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,555.07 : 445,141.19 = 179,317.50 : x
  2. Step 2: Convert to fraction form
    322,555.07/445,141.19 = 179,317.50/x
  3. Step 3: Cross multiply
    322,555.07x = 445,141.19 × 179,317.50
  4. Step 4: Simplify right side
    322,555.07x = 79,821,604,441.24
  5. Step 5: Solve for x
    x = 79,821,604,441.24/322,555.07
  6. Step 6: Final answer
    x = 247,466.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.