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Finding the Fourth Proportional to 364,732.53, 503,414.87 and 213,878.13

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Solution

The fourth proportional to 364,732.53, 503,414.87 and 213,878.13 is: 295,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,732.53 : 503,414.87 = 213,878.13 : x
  2. Step 2: Convert to fraction form
    364,732.53/503,414.87 = 213,878.13/x
  3. Step 3: Cross multiply
    364,732.53x = 503,414.87 × 213,878.13
  4. Step 4: Simplify right side
    364,732.53x = 107,669,431,009.79
  5. Step 5: Solve for x
    x = 107,669,431,009.79/364,732.53
  6. Step 6: Final answer
    x = 295,201.06

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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.