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Finding the Fourth Proportional to 362,974.24, 500,915.28 and 219,760.48

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Solution

The fourth proportional to 362,974.24, 500,915.28 and 219,760.48 is: 303,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,974.24 : 500,915.28 = 219,760.48 : x
  2. Step 2: Convert to fraction form
    362,974.24/500,915.28 = 219,760.48/x
  3. Step 3: Cross multiply
    362,974.24x = 500,915.28 × 219,760.48
  4. Step 4: Simplify right side
    362,974.24x = 110,081,382,372.13
  5. Step 5: Solve for x
    x = 110,081,382,372.13/362,974.24
  6. Step 6: Final answer
    x = 303,276.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.