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Finding the Fourth Proportional to 342,584.18, 472,452.03 and 294,169.64

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Solution

The fourth proportional to 342,584.18, 472,452.03 and 294,169.64 is: 405,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,584.18 : 472,452.03 = 294,169.64 : x
  2. Step 2: Convert to fraction form
    342,584.18/472,452.03 = 294,169.64/x
  3. Step 3: Cross multiply
    342,584.18x = 472,452.03 × 294,169.64
  4. Step 4: Simplify right side
    342,584.18x = 138,981,043,582.37
  5. Step 5: Solve for x
    x = 138,981,043,582.37/342,584.18
  6. Step 6: Final answer
    x = 405,684.36

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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.