Home / 403,016.05-604,557.92-122,535.73

Finding the Fourth Proportional to 403,016.05, 604,557.92 and 122,535.73

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Solution

The fourth proportional to 403,016.05, 604,557.92 and 122,535.73 is: 183,813.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,016.05 : 604,557.92 = 122,535.73 : x
  2. Step 2: Convert to fraction form
    403,016.05/604,557.92 = 122,535.73/x
  3. Step 3: Cross multiply
    403,016.05x = 604,557.92 × 122,535.73
  4. Step 4: Simplify right side
    403,016.05x = 74,079,945,441.80
  5. Step 5: Solve for x
    x = 74,079,945,441.80/403,016.05
  6. Step 6: Final answer
    x = 183,813.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.