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Finding the Fourth Proportional to 302,517.88, 417,458.81 and 166,525.26

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Solution

The fourth proportional to 302,517.88, 417,458.81 and 166,525.26 is: 229,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,517.88 : 417,458.81 = 166,525.26 : x
  2. Step 2: Convert to fraction form
    302,517.88/417,458.81 = 166,525.26/x
  3. Step 3: Cross multiply
    302,517.88x = 417,458.81 × 166,525.26
  4. Step 4: Simplify right side
    302,517.88x = 69,517,435,725.38
  5. Step 5: Solve for x
    x = 69,517,435,725.38/302,517.88
  6. Step 6: Final answer
    x = 229,796.12

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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.