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Finding the Fourth Proportional to 333,394.26, 499,586.23 and 220,670.64

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Solution

The fourth proportional to 333,394.26, 499,586.23 and 220,670.64 is: 330,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,394.26 : 499,586.23 = 220,670.64 : x
  2. Step 2: Convert to fraction form
    333,394.26/499,586.23 = 220,670.64/x
  3. Step 3: Cross multiply
    333,394.26x = 499,586.23 × 220,670.64
  4. Step 4: Simplify right side
    333,394.26x = 110,244,013,109.29
  5. Step 5: Solve for x
    x = 110,244,013,109.29/333,394.26
  6. Step 6: Final answer
    x = 330,671.60

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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.