Home / 324,467.40-447,762.37-179,272.72

Finding the Fourth Proportional to 324,467.40, 447,762.37 and 179,272.72

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Solution

The fourth proportional to 324,467.40, 447,762.37 and 179,272.72 is: 247,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,467.40 : 447,762.37 = 179,272.72 : x
  2. Step 2: Convert to fraction form
    324,467.40/447,762.37 = 179,272.72/x
  3. Step 3: Cross multiply
    324,467.40x = 447,762.37 × 179,272.72
  4. Step 4: Simplify right side
    324,467.40x = 80,271,577,983.55
  5. Step 5: Solve for x
    x = 80,271,577,983.55/324,467.40
  6. Step 6: Final answer
    x = 247,394.89

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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.