Home / 268,815.51-403,087.19-150,455.07

Finding the Fourth Proportional to 268,815.51, 403,087.19 and 150,455.07

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Solution

The fourth proportional to 268,815.51, 403,087.19 and 150,455.07 is: 225,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,815.51 : 403,087.19 = 150,455.07 : x
  2. Step 2: Convert to fraction form
    268,815.51/403,087.19 = 150,455.07/x
  3. Step 3: Cross multiply
    268,815.51x = 403,087.19 × 150,455.07
  4. Step 4: Simplify right side
    268,815.51x = 60,646,510,635.28
  5. Step 5: Solve for x
    x = 60,646,510,635.28/268,815.51
  6. Step 6: Final answer
    x = 225,606.44

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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.