Home / 451,628.26-677,442.69-114,694.18

Finding the Fourth Proportional to 451,628.26, 677,442.69 and 114,694.18

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Solution

The fourth proportional to 451,628.26, 677,442.69 and 114,694.18 is: 172,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,628.26 : 677,442.69 = 114,694.18 : x
  2. Step 2: Convert to fraction form
    451,628.26/677,442.69 = 114,694.18/x
  3. Step 3: Cross multiply
    451,628.26x = 677,442.69 × 114,694.18
  4. Step 4: Simplify right side
    451,628.26x = 77,698,732,132.94
  5. Step 5: Solve for x
    x = 77,698,732,132.94/451,628.26
  6. Step 6: Final answer
    x = 172,041.34

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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.