Home / 597,578.36-824,647.80-325,648.60

Finding the Fourth Proportional to 597,578.36, 824,647.80 and 325,648.60

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Solution

The fourth proportional to 597,578.36, 824,647.80 and 325,648.60 is: 449,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,578.36 : 824,647.80 = 325,648.60 : x
  2. Step 2: Convert to fraction form
    597,578.36/824,647.80 = 325,648.60/x
  3. Step 3: Cross multiply
    597,578.36x = 824,647.80 × 325,648.60
  4. Step 4: Simplify right side
    597,578.36x = 268,545,401,563.08
  5. Step 5: Solve for x
    x = 268,545,401,563.08/597,578.36
  6. Step 6: Final answer
    x = 449,389.43

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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.