Home / 523,916.03-723,004.13-285,452.03

Finding the Fourth Proportional to 523,916.03, 723,004.13 and 285,452.03

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Solution

The fourth proportional to 523,916.03, 723,004.13 and 285,452.03 is: 393,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,916.03 : 723,004.13 = 285,452.03 : x
  2. Step 2: Convert to fraction form
    523,916.03/723,004.13 = 285,452.03/x
  3. Step 3: Cross multiply
    523,916.03x = 723,004.13 × 285,452.03
  4. Step 4: Simplify right side
    523,916.03x = 206,382,995,179.62
  5. Step 5: Solve for x
    x = 206,382,995,179.62/523,916.03
  6. Step 6: Final answer
    x = 393,923.80

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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.