Home / 526,171.88-788,890.43-269,505.95

Finding the Fourth Proportional to 526,171.88, 788,890.43 and 269,505.95

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Solution

The fourth proportional to 526,171.88, 788,890.43 and 269,505.95 is: 404,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,171.88 : 788,890.43 = 269,505.95 : x
  2. Step 2: Convert to fraction form
    526,171.88/788,890.43 = 269,505.95/x
  3. Step 3: Cross multiply
    526,171.88x = 788,890.43 × 269,505.95
  4. Step 4: Simplify right side
    526,171.88x = 212,610,667,429.05
  5. Step 5: Solve for x
    x = 212,610,667,429.05/526,171.88
  6. Step 6: Final answer
    x = 404,070.75

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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.