Home / 788,517.42-1,182,759.17-219,883.38

Finding the Fourth Proportional to 788,517.42, 1,182,759.17 and 219,883.38

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Solution

The fourth proportional to 788,517.42, 1,182,759.17 and 219,883.38 is: 329,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,517.42 : 1,182,759.17 = 219,883.38 : x
  2. Step 2: Convert to fraction form
    788,517.42/1,182,759.17 = 219,883.38/x
  3. Step 3: Cross multiply
    788,517.42x = 1,182,759.17 × 219,883.38
  4. Step 4: Simplify right side
    788,517.42x = 260,069,082,926.18
  5. Step 5: Solve for x
    x = 260,069,082,926.18/788,517.42
  6. Step 6: Final answer
    x = 329,820.34

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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.