Home / 324,121.58-447,310.40-180,884.02

Finding the Fourth Proportional to 324,121.58, 447,310.40 and 180,884.02

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Solution

The fourth proportional to 324,121.58, 447,310.40 and 180,884.02 is: 249,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,121.58 : 447,310.40 = 180,884.02 : x
  2. Step 2: Convert to fraction form
    324,121.58/447,310.40 = 180,884.02/x
  3. Step 3: Cross multiply
    324,121.58x = 447,310.40 × 180,884.02
  4. Step 4: Simplify right side
    324,121.58x = 80,911,303,339.81
  5. Step 5: Solve for x
    x = 80,911,303,339.81/324,121.58
  6. Step 6: Final answer
    x = 249,632.57

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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.