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Finding the Fourth Proportional to 332,068.96, 498,101.82 and 154,478.08

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Solution

The fourth proportional to 332,068.96, 498,101.82 and 154,478.08 is: 231,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,068.96 : 498,101.82 = 154,478.08 : x
  2. Step 2: Convert to fraction form
    332,068.96/498,101.82 = 154,478.08/x
  3. Step 3: Cross multiply
    332,068.96x = 498,101.82 × 154,478.08
  4. Step 4: Simplify right side
    332,068.96x = 76,945,812,798.11
  5. Step 5: Solve for x
    x = 76,945,812,798.11/332,068.96
  6. Step 6: Final answer
    x = 231,716.37

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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.