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Finding the Fourth Proportional to 333,958.64, 500,918.52 and 109,465.52

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Solution

The fourth proportional to 333,958.64, 500,918.52 and 109,465.52 is: 164,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,958.64 : 500,918.52 = 109,465.52 : x
  2. Step 2: Convert to fraction form
    333,958.64/500,918.52 = 109,465.52/x
  3. Step 3: Cross multiply
    333,958.64x = 500,918.52 × 109,465.52
  4. Step 4: Simplify right side
    333,958.64x = 54,833,306,269.43
  5. Step 5: Solve for x
    x = 54,833,306,269.43/333,958.64
  6. Step 6: Final answer
    x = 164,191.91

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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.