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Finding the Fourth Proportional to 344,234.56, 516,553.93 and 144,539.59

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Solution

The fourth proportional to 344,234.56, 516,553.93 and 144,539.59 is: 216,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,234.56 : 516,553.93 = 144,539.59 : x
  2. Step 2: Convert to fraction form
    344,234.56/516,553.93 = 144,539.59/x
  3. Step 3: Cross multiply
    344,234.56x = 516,553.93 × 144,539.59
  4. Step 4: Simplify right side
    344,234.56x = 74,662,493,255.09
  5. Step 5: Solve for x
    x = 74,662,493,255.09/344,234.56
  6. Step 6: Final answer
    x = 216,894.24

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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.