Home / 235,373.32-352,927.07-215,288.60

Finding the Fourth Proportional to 235,373.32, 352,927.07 and 215,288.60

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Solution

The fourth proportional to 235,373.32, 352,927.07 and 215,288.60 is: 322,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,373.32 : 352,927.07 = 215,288.60 : x
  2. Step 2: Convert to fraction form
    235,373.32/352,927.07 = 215,288.60/x
  3. Step 3: Cross multiply
    235,373.32x = 352,927.07 × 215,288.60
  4. Step 4: Simplify right side
    235,373.32x = 75,981,174,802.40
  5. Step 5: Solve for x
    x = 75,981,174,802.40/235,373.32
  6. Step 6: Final answer
    x = 322,811.33

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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.