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Finding the Fourth Proportional to 613,232.98, 919,853.66 and 234,051.46

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Solution

The fourth proportional to 613,232.98, 919,853.66 and 234,051.46 is: 351,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,232.98 : 919,853.66 = 234,051.46 : x
  2. Step 2: Convert to fraction form
    613,232.98/919,853.66 = 234,051.46/x
  3. Step 3: Cross multiply
    613,232.98x = 919,853.66 × 234,051.46
  4. Step 4: Simplify right side
    613,232.98x = 215,293,092,109.34
  5. Step 5: Solve for x
    x = 215,293,092,109.34/613,232.98
  6. Step 6: Final answer
    x = 351,078.79

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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.