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Finding the Fourth Proportional to 333,574.28, 500,392.18 and 108,935.89

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Solution

The fourth proportional to 333,574.28, 500,392.18 and 108,935.89 is: 163,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,574.28 : 500,392.18 = 108,935.89 : x
  2. Step 2: Convert to fraction form
    333,574.28/500,392.18 = 108,935.89/x
  3. Step 3: Cross multiply
    333,574.28x = 500,392.18 × 108,935.89
  4. Step 4: Simplify right side
    333,574.28x = 54,510,667,860.79
  5. Step 5: Solve for x
    x = 54,510,667,860.79/333,574.28
  6. Step 6: Final answer
    x = 163,413.88

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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.