Home / 302,836.28-417,932.41-166,870.06

Finding the Fourth Proportional to 302,836.28, 417,932.41 and 166,870.06

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Solution

The fourth proportional to 302,836.28, 417,932.41 and 166,870.06 is: 230,290.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,836.28 : 417,932.41 = 166,870.06 : x
  2. Step 2: Convert to fraction form
    302,836.28/417,932.41 = 166,870.06/x
  3. Step 3: Cross multiply
    302,836.28x = 417,932.41 × 166,870.06
  4. Step 4: Simplify right side
    302,836.28x = 69,740,404,301.94
  5. Step 5: Solve for x
    x = 69,740,404,301.94/302,836.28
  6. Step 6: Final answer
    x = 230,290.79

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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.