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Finding the Fourth Proportional to 329,118.86, 493,304.96 and 151,258.26

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Solution

The fourth proportional to 329,118.86, 493,304.96 and 151,258.26 is: 226,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,118.86 : 493,304.96 = 151,258.26 : x
  2. Step 2: Convert to fraction form
    329,118.86/493,304.96 = 151,258.26/x
  3. Step 3: Cross multiply
    329,118.86x = 493,304.96 × 151,258.26
  4. Step 4: Simplify right side
    329,118.86x = 74,616,449,898.97
  5. Step 5: Solve for x
    x = 74,616,449,898.97/329,118.86
  6. Step 6: Final answer
    x = 226,715.81

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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.