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Finding the Fourth Proportional to 496,524.60, 744,203.70 and 229,721.58

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Solution

The fourth proportional to 496,524.60, 744,203.70 and 229,721.58 is: 344,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,524.60 : 744,203.70 = 229,721.58 : x
  2. Step 2: Convert to fraction form
    496,524.60/744,203.70 = 229,721.58/x
  3. Step 3: Cross multiply
    496,524.60x = 744,203.70 × 229,721.58
  4. Step 4: Simplify right side
    496,524.60x = 170,959,649,805.85
  5. Step 5: Solve for x
    x = 170,959,649,805.85/496,524.60
  6. Step 6: Final answer
    x = 344,312.55

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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.