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Finding the Fourth Proportional to 333,162, 499,794.93 and 108,469.40

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Solution

The fourth proportional to 333,162, 499,794.93 and 108,469.40 is: 162,721.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,162 : 499,794.93 = 108,469.40 : x
  2. Step 2: Convert to fraction form
    333,162/499,794.93 = 108,469.40/x
  3. Step 3: Cross multiply
    333,162x = 499,794.93 × 108,469.40
  4. Step 4: Simplify right side
    333,162x = 54,212,453,681.17
  5. Step 5: Solve for x
    x = 54,212,453,681.17/333,162
  6. Step 6: Final answer
    x = 162,721.00

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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.