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Finding the Fourth Proportional to 343,183.56, 473,592.49 and 188,134.58

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Solution

The fourth proportional to 343,183.56, 473,592.49 and 188,134.58 is: 259,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,183.56 : 473,592.49 = 188,134.58 : x
  2. Step 2: Convert to fraction form
    343,183.56/473,592.49 = 188,134.58/x
  3. Step 3: Cross multiply
    343,183.56x = 473,592.49 × 188,134.58
  4. Step 4: Simplify right side
    343,183.56x = 89,099,120,888.67
  5. Step 5: Solve for x
    x = 89,099,120,888.67/343,183.56
  6. Step 6: Final answer
    x = 259,625.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.