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Finding the Fourth Proportional to 488,896.27, 733,312.91 and 169,039.42

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Solution

The fourth proportional to 488,896.27, 733,312.91 and 169,039.42 is: 253,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,896.27 : 733,312.91 = 169,039.42 : x
  2. Step 2: Convert to fraction form
    488,896.27/733,312.91 = 169,039.42/x
  3. Step 3: Cross multiply
    488,896.27x = 733,312.91 × 169,039.42
  4. Step 4: Simplify right side
    488,896.27x = 123,958,787,574.23
  5. Step 5: Solve for x
    x = 123,958,787,574.23/488,896.27
  6. Step 6: Final answer
    x = 253,548.24

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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.