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Finding the Fourth Proportional to 302,348.69, 417,230.73 and 166,369.92

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Solution

The fourth proportional to 302,348.69, 417,230.73 and 166,369.92 is: 229,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,348.69 : 417,230.73 = 166,369.92 : x
  2. Step 2: Convert to fraction form
    302,348.69/417,230.73 = 166,369.92/x
  3. Step 3: Cross multiply
    302,348.69x = 417,230.73 × 166,369.92
  4. Step 4: Simplify right side
    302,348.69x = 69,414,643,171.64
  5. Step 5: Solve for x
    x = 69,414,643,171.64/302,348.69
  6. Step 6: Final answer
    x = 229,584.74

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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.