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Finding the Fourth Proportional to 218,292.24, 327,437.28 and 188,619.24

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Solution

The fourth proportional to 218,292.24, 327,437.28 and 188,619.24 is: 282,927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,292.24 : 327,437.28 = 188,619.24 : x
  2. Step 2: Convert to fraction form
    218,292.24/327,437.28 = 188,619.24/x
  3. Step 3: Cross multiply
    218,292.24x = 327,437.28 × 188,619.24
  4. Step 4: Simplify right side
    218,292.24x = 61,760,970,901.27
  5. Step 5: Solve for x
    x = 61,760,970,901.27/218,292.24
  6. Step 6: Final answer
    x = 282,927.93

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1.5x scale

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.