Home / 307,269.39-461,046.65-129,817.83

Finding the Fourth Proportional to 307,269.39, 461,046.65 and 129,817.83

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Solution

The fourth proportional to 307,269.39, 461,046.65 and 129,817.83 is: 194,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,269.39 : 461,046.65 = 129,817.83 : x
  2. Step 2: Convert to fraction form
    307,269.39/461,046.65 = 129,817.83/x
  3. Step 3: Cross multiply
    307,269.39x = 461,046.65 × 129,817.83
  4. Step 4: Simplify right side
    307,269.39x = 59,852,074,982.68
  5. Step 5: Solve for x
    x = 59,852,074,982.68/307,269.39
  6. Step 6: Final answer
    x = 194,786.97

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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.