Home / 823,665.52-1,235,590.44-262,569.84

Finding the Fourth Proportional to 823,665.52, 1,235,590.44 and 262,569.84

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Solution

The fourth proportional to 823,665.52, 1,235,590.44 and 262,569.84 is: 393,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,665.52 : 1,235,590.44 = 262,569.84 : x
  2. Step 2: Convert to fraction form
    823,665.52/1,235,590.44 = 262,569.84/x
  3. Step 3: Cross multiply
    823,665.52x = 1,235,590.44 × 262,569.84
  4. Step 4: Simplify right side
    823,665.52x = 324,428,784,136.33
  5. Step 5: Solve for x
    x = 324,428,784,136.33/823,665.52
  6. Step 6: Final answer
    x = 393,884.14

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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.