Home / 788,524.41-1,182,769.57-219,890.37

Finding the Fourth Proportional to 788,524.41, 1,182,769.57 and 219,890.37

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Solution

The fourth proportional to 788,524.41, 1,182,769.57 and 219,890.37 is: 329,830.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,524.41 : 1,182,769.57 = 219,890.37 : x
  2. Step 2: Convert to fraction form
    788,524.41/1,182,769.57 = 219,890.37/x
  3. Step 3: Cross multiply
    788,524.41x = 1,182,769.57 × 219,890.37
  4. Step 4: Simplify right side
    788,524.41x = 260,079,638,372.04
  5. Step 5: Solve for x
    x = 260,079,638,372.04/788,524.41
  6. Step 6: Final answer
    x = 329,830.80

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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.