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Finding the Fourth Proportional to 333,054.30, 499,586.25 and 108,415.92

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Solution

The fourth proportional to 333,054.30, 499,586.25 and 108,415.92 is: 162,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,054.30 : 499,586.25 = 108,415.92 : x
  2. Step 2: Convert to fraction form
    333,054.30/499,586.25 = 108,415.92/x
  3. Step 3: Cross multiply
    333,054.30x = 499,586.25 × 108,415.92
  4. Step 4: Simplify right side
    333,054.30x = 54,163,102,913.10
  5. Step 5: Solve for x
    x = 54,163,102,913.10/333,054.30
  6. Step 6: Final answer
    x = 162,625.44

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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.