Home / 788,246.72-1,182,349.92-219,625.28

Finding the Fourth Proportional to 788,246.72, 1,182,349.92 and 219,625.28

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Solution

The fourth proportional to 788,246.72, 1,182,349.92 and 219,625.28 is: 329,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,246.72 : 1,182,349.92 = 219,625.28 : x
  2. Step 2: Convert to fraction form
    788,246.72/1,182,349.92 = 219,625.28/x
  3. Step 3: Cross multiply
    788,246.72x = 1,182,349.92 × 219,625.28
  4. Step 4: Simplify right side
    788,246.72x = 259,673,932,237.98
  5. Step 5: Solve for x
    x = 259,673,932,237.98/788,246.72
  6. Step 6: Final answer
    x = 329,432.30

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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.