Home / 788,516.42-1,182,757.66-219,882.37

Finding the Fourth Proportional to 788,516.42, 1,182,757.66 and 219,882.37

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Solution

The fourth proportional to 788,516.42, 1,182,757.66 and 219,882.37 is: 329,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,516.42 : 1,182,757.66 = 219,882.37 : x
  2. Step 2: Convert to fraction form
    788,516.42/1,182,757.66 = 219,882.37/x
  3. Step 3: Cross multiply
    788,516.42x = 1,182,757.66 × 219,882.37
  4. Step 4: Simplify right side
    788,516.42x = 260,067,557,416.45
  5. Step 5: Solve for x
    x = 260,067,557,416.45/788,516.42
  6. Step 6: Final answer
    x = 329,818.82

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1.5x scale

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.