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Finding the Fourth Proportional to 333,992.84, 501,000.15 and 109,366.16

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Solution

The fourth proportional to 333,992.84, 501,000.15 and 109,366.16 is: 164,052.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,992.84 : 501,000.15 = 109,366.16 : x
  2. Step 2: Convert to fraction form
    333,992.84/501,000.15 = 109,366.16/x
  3. Step 3: Cross multiply
    333,992.84x = 501,000.15 × 109,366.16
  4. Step 4: Simplify right side
    333,992.84x = 54,792,462,564.92
  5. Step 5: Solve for x
    x = 54,792,462,564.92/333,992.84
  6. Step 6: Final answer
    x = 164,052.81

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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.