Home / 496,734.27-685,474.23-281,861.52

Finding the Fourth Proportional to 496,734.27, 685,474.23 and 281,861.52

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Solution

The fourth proportional to 496,734.27, 685,474.23 and 281,861.52 is: 388,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,734.27 : 685,474.23 = 281,861.52 : x
  2. Step 2: Convert to fraction form
    496,734.27/685,474.23 = 281,861.52/x
  3. Step 3: Cross multiply
    496,734.27x = 685,474.23 × 281,861.52
  4. Step 4: Simplify right side
    496,734.27x = 193,208,808,388.63
  5. Step 5: Solve for x
    x = 193,208,808,388.63/496,734.27
  6. Step 6: Final answer
    x = 388,958.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.