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Finding the Fourth Proportional to 591,888, 816,805.44 and 323,616

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Solution

The fourth proportional to 591,888, 816,805.44 and 323,616 is: 446,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,888 : 816,805.44 = 323,616 : x
  2. Step 2: Convert to fraction form
    591,888/816,805.44 = 323,616/x
  3. Step 3: Cross multiply
    591,888x = 816,805.44 × 323,616
  4. Step 4: Simplify right side
    591,888x = 264,331,309,271.04
  5. Step 5: Solve for x
    x = 264,331,309,271.04/591,888
  6. Step 6: Final answer
    x = 446,590.08

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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.