Home / 793,741.12-1,187,865.76-490,010.56

Finding the Fourth Proportional to 793,741.12, 1,187,865.76 and 490,010.56

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Solution

The fourth proportional to 793,741.12, 1,187,865.76 and 490,010.56 is: 733,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,741.12 : 1,187,865.76 = 490,010.56 : x
  2. Step 2: Convert to fraction form
    793,741.12/1,187,865.76 = 490,010.56/x
  3. Step 3: Cross multiply
    793,741.12x = 1,187,865.76 × 490,010.56
  4. Step 4: Simplify right side
    793,741.12x = 582,066,766,262.43
  5. Step 5: Solve for x
    x = 582,066,766,262.43/793,741.12
  6. Step 6: Final answer
    x = 733,320.67

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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.