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Finding the Fourth Proportional to 596,661.94, 823,249.78 and 351,656.47

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Solution

The fourth proportional to 596,661.94, 823,249.78 and 351,656.47 is: 485,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,661.94 : 823,249.78 = 351,656.47 : x
  2. Step 2: Convert to fraction form
    596,661.94/823,249.78 = 351,656.47/x
  3. Step 3: Cross multiply
    596,661.94x = 823,249.78 × 351,656.47
  4. Step 4: Simplify right side
    596,661.94x = 289,501,111,563.08
  5. Step 5: Solve for x
    x = 289,501,111,563.08/596,661.94
  6. Step 6: Final answer
    x = 485,201.24

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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.