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Finding the Fourth Proportional to 322,693.86, 484,071.14 and 94,989.63

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Solution

The fourth proportional to 322,693.86, 484,071.14 and 94,989.63 is: 142,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,693.86 : 484,071.14 = 94,989.63 : x
  2. Step 2: Convert to fraction form
    322,693.86/484,071.14 = 94,989.63/x
  3. Step 3: Cross multiply
    322,693.86x = 484,071.14 × 94,989.63
  4. Step 4: Simplify right side
    322,693.86x = 45,981,738,007.33
  5. Step 5: Solve for x
    x = 45,981,738,007.33/322,693.86
  6. Step 6: Final answer
    x = 142,493.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.