Home / 829,237.86-1,243,863.72-230,245.74

Finding the Fourth Proportional to 829,237.86, 1,243,863.72 and 230,245.74

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Solution

The fourth proportional to 829,237.86, 1,243,863.72 and 230,245.74 is: 345,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,237.86 : 1,243,863.72 = 230,245.74 : x
  2. Step 2: Convert to fraction form
    829,237.86/1,243,863.72 = 230,245.74/x
  3. Step 3: Cross multiply
    829,237.86x = 1,243,863.72 × 230,245.74
  4. Step 4: Simplify right side
    829,237.86x = 286,394,322,670.55
  5. Step 5: Solve for x
    x = 286,394,322,670.55/829,237.86
  6. Step 6: Final answer
    x = 345,370.53

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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.