Home / 386,977.49-580,240.68-150,043.37

Finding the Fourth Proportional to 386,977.49, 580,240.68 and 150,043.37

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Solution

The fourth proportional to 386,977.49, 580,240.68 and 150,043.37 is: 224,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,977.49 : 580,240.68 = 150,043.37 : x
  2. Step 2: Convert to fraction form
    386,977.49/580,240.68 = 150,043.37/x
  3. Step 3: Cross multiply
    386,977.49x = 580,240.68 × 150,043.37
  4. Step 4: Simplify right side
    386,977.49x = 87,061,264,137.09
  5. Step 5: Solve for x
    x = 87,061,264,137.09/386,977.49
  6. Step 6: Final answer
    x = 224,977.60

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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.