Home / 454,942.55-627,814.74-251,002.05

Finding the Fourth Proportional to 454,942.55, 627,814.74 and 251,002.05

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Solution

The fourth proportional to 454,942.55, 627,814.74 and 251,002.05 is: 346,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,942.55 : 627,814.74 = 251,002.05 : x
  2. Step 2: Convert to fraction form
    454,942.55/627,814.74 = 251,002.05/x
  3. Step 3: Cross multiply
    454,942.55x = 627,814.74 × 251,002.05
  4. Step 4: Simplify right side
    454,942.55x = 157,582,786,760.22
  5. Step 5: Solve for x
    x = 157,582,786,760.22/454,942.55
  6. Step 6: Final answer
    x = 346,379.53

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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.