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Finding the Fourth Proportional to 496,315.56, 744,110.39 and 159,164.30

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Solution

The fourth proportional to 496,315.56, 744,110.39 and 159,164.30 is: 238,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,315.56 : 744,110.39 = 159,164.30 : x
  2. Step 2: Convert to fraction form
    496,315.56/744,110.39 = 159,164.30/x
  3. Step 3: Cross multiply
    496,315.56x = 744,110.39 × 159,164.30
  4. Step 4: Simplify right side
    496,315.56x = 118,435,811,605.26
  5. Step 5: Solve for x
    x = 118,435,811,605.26/496,315.56
  6. Step 6: Final answer
    x = 238,630.06

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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.