Home / 494,132.58-681,148.17-302,791.14

Finding the Fourth Proportional to 494,132.58, 681,148.17 and 302,791.14

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Solution

The fourth proportional to 494,132.58, 681,148.17 and 302,791.14 is: 417,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,132.58 : 681,148.17 = 302,791.14 : x
  2. Step 2: Convert to fraction form
    494,132.58/681,148.17 = 302,791.14/x
  3. Step 3: Cross multiply
    494,132.58x = 681,148.17 × 302,791.14
  4. Step 4: Simplify right side
    494,132.58x = 206,245,630,903.21
  5. Step 5: Solve for x
    x = 206,245,630,903.21/494,132.58
  6. Step 6: Final answer
    x = 417,389.26

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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.