Home / 324,140.05-447,295.06-180,909.33

Finding the Fourth Proportional to 324,140.05, 447,295.06 and 180,909.33

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Solution

The fourth proportional to 324,140.05, 447,295.06 and 180,909.33 is: 249,644.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,140.05 : 447,295.06 = 180,909.33 : x
  2. Step 2: Convert to fraction form
    324,140.05/447,295.06 = 180,909.33/x
  3. Step 3: Cross multiply
    324,140.05x = 447,295.06 × 180,909.33
  4. Step 4: Simplify right side
    324,140.05x = 80,919,849,616.91
  5. Step 5: Solve for x
    x = 80,919,849,616.91/324,140.05
  6. Step 6: Final answer
    x = 249,644.71

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1.5x scale

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.