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Finding the Fourth Proportional to 591,865.52, 816,775.80 and 323,610.80

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Solution

The fourth proportional to 591,865.52, 816,775.80 and 323,610.80 is: 446,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,865.52 : 816,775.80 = 323,610.80 : x
  2. Step 2: Convert to fraction form
    591,865.52/816,775.80 = 323,610.80/x
  3. Step 3: Cross multiply
    591,865.52x = 816,775.80 × 323,610.80
  4. Step 4: Simplify right side
    591,865.52x = 264,317,470,058.64
  5. Step 5: Solve for x
    x = 264,317,470,058.64/591,865.52
  6. Step 6: Final answer
    x = 446,583.66

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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.