Home / 340,233.82-469,518.95-187,268.73

Finding the Fourth Proportional to 340,233.82, 469,518.95 and 187,268.73

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Solution

The fourth proportional to 340,233.82, 469,518.95 and 187,268.73 is: 258,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,233.82 : 469,518.95 = 187,268.73 : x
  2. Step 2: Convert to fraction form
    340,233.82/469,518.95 = 187,268.73/x
  3. Step 3: Cross multiply
    340,233.82x = 469,518.95 × 187,268.73
  4. Step 4: Simplify right side
    340,233.82x = 87,926,217,945.61
  5. Step 5: Solve for x
    x = 87,926,217,945.61/340,233.82
  6. Step 6: Final answer
    x = 258,428.80

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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.