Home / 793,517.89-1,190,321.85-253,821.58

Finding the Fourth Proportional to 793,517.89, 1,190,321.85 and 253,821.58

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Solution

The fourth proportional to 793,517.89, 1,190,321.85 and 253,821.58 is: 380,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,517.89 : 1,190,321.85 = 253,821.58 : x
  2. Step 2: Convert to fraction form
    793,517.89/1,190,321.85 = 253,821.58/x
  3. Step 3: Cross multiply
    793,517.89x = 1,190,321.85 × 253,821.58
  4. Step 4: Simplify right side
    793,517.89x = 302,129,372,675.52
  5. Step 5: Solve for x
    x = 302,129,372,675.52/793,517.89
  6. Step 6: Final answer
    x = 380,746.77

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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.