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Finding the Fourth Proportional to 329,362.40, 493,662.30 and 151,496.12

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Solution

The fourth proportional to 329,362.40, 493,662.30 and 151,496.12 is: 227,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,362.40 : 493,662.30 = 151,496.12 : x
  2. Step 2: Convert to fraction form
    329,362.40/493,662.30 = 151,496.12/x
  3. Step 3: Cross multiply
    329,362.40x = 493,662.30 × 151,496.12
  4. Step 4: Simplify right side
    329,362.40x = 74,787,923,706.32
  5. Step 5: Solve for x
    x = 74,787,923,706.32/329,362.40
  6. Step 6: Final answer
    x = 227,068.79

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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.