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Finding the Fourth Proportional to 568,088.22, 783,252.66 and 363,803.29

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Solution

The fourth proportional to 568,088.22, 783,252.66 and 363,803.29 is: 501,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,088.22 : 783,252.66 = 363,803.29 : x
  2. Step 2: Convert to fraction form
    568,088.22/783,252.66 = 363,803.29/x
  3. Step 3: Cross multiply
    568,088.22x = 783,252.66 × 363,803.29
  4. Step 4: Simplify right side
    568,088.22x = 284,949,891,968.99
  5. Step 5: Solve for x
    x = 284,949,891,968.99/568,088.22
  6. Step 6: Final answer
    x = 501,594.44

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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.