Home / 305,976.33-458,964.42-95,614.28

Finding the Fourth Proportional to 305,976.33, 458,964.42 and 95,614.28

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Solution

The fourth proportional to 305,976.33, 458,964.42 and 95,614.28 is: 143,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,976.33 : 458,964.42 = 95,614.28 : x
  2. Step 2: Convert to fraction form
    305,976.33/458,964.42 = 95,614.28/x
  3. Step 3: Cross multiply
    305,976.33x = 458,964.42 × 95,614.28
  4. Step 4: Simplify right side
    305,976.33x = 43,883,550,269.10
  5. Step 5: Solve for x
    x = 43,883,550,269.10/305,976.33
  6. Step 6: Final answer
    x = 143,421.39

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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.