Home / 597,133.39-824,078.74-449,694.36

Finding the Fourth Proportional to 597,133.39, 824,078.74 and 449,694.36

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Solution

The fourth proportional to 597,133.39, 824,078.74 and 449,694.36 is: 620,604.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,133.39 : 824,078.74 = 449,694.36 : x
  2. Step 2: Convert to fraction form
    597,133.39/824,078.74 = 449,694.36/x
  3. Step 3: Cross multiply
    597,133.39x = 824,078.74 × 449,694.36
  4. Step 4: Simplify right side
    597,133.39x = 370,583,561,573.91
  5. Step 5: Solve for x
    x = 370,583,561,573.91/597,133.39
  6. Step 6: Final answer
    x = 620,604.32

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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.