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Finding the Fourth Proportional to 491,801.06, 737,184.69 and 225,342.45

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Solution

The fourth proportional to 491,801.06, 737,184.69 and 225,342.45 is: 337,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,801.06 : 737,184.69 = 225,342.45 : x
  2. Step 2: Convert to fraction form
    491,801.06/737,184.69 = 225,342.45/x
  3. Step 3: Cross multiply
    491,801.06x = 737,184.69 × 225,342.45
  4. Step 4: Simplify right side
    491,801.06x = 166,119,004,147.09
  5. Step 5: Solve for x
    x = 166,119,004,147.09/491,801.06
  6. Step 6: Final answer
    x = 337,776.84

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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.