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Finding the Fourth Proportional to 362,671.55, 500,331.52 and 226,469.03

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Solution

The fourth proportional to 362,671.55, 500,331.52 and 226,469.03 is: 312,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,671.55 : 500,331.52 = 226,469.03 : x
  2. Step 2: Convert to fraction form
    362,671.55/500,331.52 = 226,469.03/x
  3. Step 3: Cross multiply
    362,671.55x = 500,331.52 × 226,469.03
  4. Step 4: Simplify right side
    362,671.55x = 113,309,596,062.10
  5. Step 5: Solve for x
    x = 113,309,596,062.10/362,671.55
  6. Step 6: Final answer
    x = 312,430.34

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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.