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Finding the Fourth Proportional to 496,564.19, 744,329.59 and 230,105.58

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Solution

The fourth proportional to 496,564.19, 744,329.59 and 230,105.58 is: 344,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,564.19 : 744,329.59 = 230,105.58 : x
  2. Step 2: Convert to fraction form
    496,564.19/744,329.59 = 230,105.58/x
  3. Step 3: Cross multiply
    496,564.19x = 744,329.59 × 230,105.58
  4. Step 4: Simplify right side
    496,564.19x = 171,274,388,651.61
  5. Step 5: Solve for x
    x = 171,274,388,651.61/496,564.19
  6. Step 6: Final answer
    x = 344,918.93

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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.