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Finding the Fourth Proportional to 365,726.76, 504,804.37 and 212,794.49

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Solution

The fourth proportional to 365,726.76, 504,804.37 and 212,794.49 is: 293,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,726.76 : 504,804.37 = 212,794.49 : x
  2. Step 2: Convert to fraction form
    365,726.76/504,804.37 = 212,794.49/x
  3. Step 3: Cross multiply
    365,726.76x = 504,804.37 × 212,794.49
  4. Step 4: Simplify right side
    365,726.76x = 107,419,588,463.92
  5. Step 5: Solve for x
    x = 107,419,588,463.92/365,726.76
  6. Step 6: Final answer
    x = 293,715.42

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1.5x scale

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.