Home / 494,539.96-741,749.79-210,344.77

Finding the Fourth Proportional to 494,539.96, 741,749.79 and 210,344.77

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Solution

The fourth proportional to 494,539.96, 741,749.79 and 210,344.77 is: 315,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,539.96 : 741,749.79 = 210,344.77 : x
  2. Step 2: Convert to fraction form
    494,539.96/741,749.79 = 210,344.77/x
  3. Step 3: Cross multiply
    494,539.96x = 741,749.79 × 210,344.77
  4. Step 4: Simplify right side
    494,539.96x = 156,023,191,594.06
  5. Step 5: Solve for x
    x = 156,023,191,594.06/494,539.96
  6. Step 6: Final answer
    x = 315,491.58

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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.