Home / 434,087.78-651,131.92-181,230.43

Finding the Fourth Proportional to 434,087.78, 651,131.92 and 181,230.43

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Solution

The fourth proportional to 434,087.78, 651,131.92 and 181,230.43 is: 271,845.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,087.78 : 651,131.92 = 181,230.43 : x
  2. Step 2: Convert to fraction form
    434,087.78/651,131.92 = 181,230.43/x
  3. Step 3: Cross multiply
    434,087.78x = 651,131.92 × 181,230.43
  4. Step 4: Simplify right side
    434,087.78x = 118,004,915,048.37
  5. Step 5: Solve for x
    x = 118,004,915,048.37/434,087.78
  6. Step 6: Final answer
    x = 271,845.74

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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.