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Finding the Fourth Proportional to 422,596.11, 583,184.44 and 229,004.25

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Solution

The fourth proportional to 422,596.11, 583,184.44 and 229,004.25 is: 316,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,596.11 : 583,184.44 = 229,004.25 : x
  2. Step 2: Convert to fraction form
    422,596.11/583,184.44 = 229,004.25/x
  3. Step 3: Cross multiply
    422,596.11x = 583,184.44 × 229,004.25
  4. Step 4: Simplify right side
    422,596.11x = 133,551,715,293.87
  5. Step 5: Solve for x
    x = 133,551,715,293.87/422,596.11
  6. Step 6: Final answer
    x = 316,026.84

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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.