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Finding the Fourth Proportional to 362,352.64, 500,092.78 and 219,113.70

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Solution

The fourth proportional to 362,352.64, 500,092.78 and 219,113.70 is: 302,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,352.64 : 500,092.78 = 219,113.70 : x
  2. Step 2: Convert to fraction form
    362,352.64/500,092.78 = 219,113.70/x
  3. Step 3: Cross multiply
    362,352.64x = 500,092.78 × 219,113.70
  4. Step 4: Simplify right side
    362,352.64x = 109,577,179,369.09
  5. Step 5: Solve for x
    x = 109,577,179,369.09/362,352.64
  6. Step 6: Final answer
    x = 302,404.80

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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.