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Finding the Fourth Proportional to 479,738.77, 662,049.83 and 264,892.43

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Solution

The fourth proportional to 479,738.77, 662,049.83 and 264,892.43 is: 365,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,738.77 : 662,049.83 = 264,892.43 : x
  2. Step 2: Convert to fraction form
    479,738.77/662,049.83 = 264,892.43/x
  3. Step 3: Cross multiply
    479,738.77x = 662,049.83 × 264,892.43
  4. Step 4: Simplify right side
    479,738.77x = 175,371,988,249.79
  5. Step 5: Solve for x
    x = 175,371,988,249.79/479,738.77
  6. Step 6: Final answer
    x = 365,557.26

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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.