Home / 235,370.65-352,923.09-215,285.92

Finding the Fourth Proportional to 235,370.65, 352,923.09 and 215,285.92

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Solution

The fourth proportional to 235,370.65, 352,923.09 and 215,285.92 is: 322,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,370.65 : 352,923.09 = 215,285.92 : x
  2. Step 2: Convert to fraction form
    235,370.65/352,923.09 = 215,285.92/x
  3. Step 3: Cross multiply
    235,370.65x = 352,923.09 × 215,285.92
  4. Step 4: Simplify right side
    235,370.65x = 75,979,372,119.89
  5. Step 5: Solve for x
    x = 75,979,372,119.89/235,370.65
  6. Step 6: Final answer
    x = 322,807.33

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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.