Home / 302,252.28-417,107.52-166,285.90

Finding the Fourth Proportional to 302,252.28, 417,107.52 and 166,285.90

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Solution

The fourth proportional to 302,252.28, 417,107.52 and 166,285.90 is: 229,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,252.28 : 417,107.52 = 166,285.90 : x
  2. Step 2: Convert to fraction form
    302,252.28/417,107.52 = 166,285.90/x
  3. Step 3: Cross multiply
    302,252.28x = 417,107.52 × 166,285.90
  4. Step 4: Simplify right side
    302,252.28x = 69,359,099,359.97
  5. Step 5: Solve for x
    x = 69,359,099,359.97/302,252.28
  6. Step 6: Final answer
    x = 229,474.20

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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.