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Finding the Fourth Proportional to 479,778.61, 662,097.29 and 264,914.61

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Solution

The fourth proportional to 479,778.61, 662,097.29 and 264,914.61 is: 365,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,778.61 : 662,097.29 = 264,914.61 : x
  2. Step 2: Convert to fraction form
    479,778.61/662,097.29 = 264,914.61/x
  3. Step 3: Cross multiply
    479,778.61x = 662,097.29 × 264,914.61
  4. Step 4: Simplify right side
    479,778.61x = 175,399,245,362.41
  5. Step 5: Solve for x
    x = 175,399,245,362.41/479,778.61
  6. Step 6: Final answer
    x = 365,583.71

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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.