Home / 722,753.24-1,085,122.92-368,005.64

Finding the Fourth Proportional to 722,753.24, 1,085,122.92 and 368,005.64

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Solution

The fourth proportional to 722,753.24, 1,085,122.92 and 368,005.64 is: 552,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,753.24 : 1,085,122.92 = 368,005.64 : x
  2. Step 2: Convert to fraction form
    722,753.24/1,085,122.92 = 368,005.64/x
  3. Step 3: Cross multiply
    722,753.24x = 1,085,122.92 × 368,005.64
  4. Step 4: Simplify right side
    722,753.24x = 399,331,354,653.27
  5. Step 5: Solve for x
    x = 399,331,354,653.27/722,753.24
  6. Step 6: Final answer
    x = 552,514.10

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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.