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Finding the Fourth Proportional to 324,087.66, 447,241.04 and 180,847.59

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Solution

The fourth proportional to 324,087.66, 447,241.04 and 180,847.59 is: 249,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,087.66 : 447,241.04 = 180,847.59 : x
  2. Step 2: Convert to fraction form
    324,087.66/447,241.04 = 180,847.59/x
  3. Step 3: Cross multiply
    324,087.66x = 447,241.04 × 180,847.59
  4. Step 4: Simplify right side
    324,087.66x = 80,882,463,347.15
  5. Step 5: Solve for x
    x = 80,882,463,347.15/324,087.66
  6. Step 6: Final answer
    x = 249,569.71

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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.