Home / 788,523.41-1,182,768.08-219,889.37

Finding the Fourth Proportional to 788,523.41, 1,182,768.08 and 219,889.37

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Solution

The fourth proportional to 788,523.41, 1,182,768.08 and 219,889.37 is: 329,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,523.41 : 1,182,768.08 = 219,889.37 : x
  2. Step 2: Convert to fraction form
    788,523.41/1,182,768.08 = 219,889.37/x
  3. Step 3: Cross multiply
    788,523.41x = 1,182,768.08 × 219,889.37
  4. Step 4: Simplify right side
    788,523.41x = 260,078,129,824.78
  5. Step 5: Solve for x
    x = 260,078,129,824.78/788,523.41
  6. Step 6: Final answer
    x = 329,829.31

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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.