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Finding the Fourth Proportional to 317,950.95, 438,796.73 and 182,027.54

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Solution

The fourth proportional to 317,950.95, 438,796.73 and 182,027.54 is: 251,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,950.95 : 438,796.73 = 182,027.54 : x
  2. Step 2: Convert to fraction form
    317,950.95/438,796.73 = 182,027.54/x
  3. Step 3: Cross multiply
    317,950.95x = 438,796.73 × 182,027.54
  4. Step 4: Simplify right side
    317,950.95x = 79,873,086,217.82
  5. Step 5: Solve for x
    x = 79,873,086,217.82/317,950.95
  6. Step 6: Final answer
    x = 251,211.98

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1.5x scale

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.