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Finding the Fourth Proportional to 467,169.07, 644,685.61 and 263,240.89

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Solution

The fourth proportional to 467,169.07, 644,685.61 and 263,240.89 is: 363,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,169.07 : 644,685.61 = 263,240.89 : x
  2. Step 2: Convert to fraction form
    467,169.07/644,685.61 = 263,240.89/x
  3. Step 3: Cross multiply
    467,169.07x = 644,685.61 × 263,240.89
  4. Step 4: Simplify right side
    467,169.07x = 169,707,611,229.99
  5. Step 5: Solve for x
    x = 169,707,611,229.99/467,169.07
  6. Step 6: Final answer
    x = 363,268.08

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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.