Home / 723,932.48-1,085,253.45-274,968.63

Finding the Fourth Proportional to 723,932.48, 1,085,253.45 and 274,968.63

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Solution

The fourth proportional to 723,932.48, 1,085,253.45 and 274,968.63 is: 412,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,932.48 : 1,085,253.45 = 274,968.63 : x
  2. Step 2: Convert to fraction form
    723,932.48/1,085,253.45 = 274,968.63/x
  3. Step 3: Cross multiply
    723,932.48x = 1,085,253.45 × 274,968.63
  4. Step 4: Simplify right side
    723,932.48x = 298,410,654,349.27
  5. Step 5: Solve for x
    x = 298,410,654,349.27/723,932.48
  6. Step 6: Final answer
    x = 412,207.85

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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.