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Finding the Fourth Proportional to 364,380.95, 502,846.58 and 203,246.43

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Solution

The fourth proportional to 364,380.95, 502,846.58 and 203,246.43 is: 280,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,380.95 : 502,846.58 = 203,246.43 : x
  2. Step 2: Convert to fraction form
    364,380.95/502,846.58 = 203,246.43/x
  3. Step 3: Cross multiply
    364,380.95x = 502,846.58 × 203,246.43
  4. Step 4: Simplify right side
    364,380.95x = 102,201,771,206.48
  5. Step 5: Solve for x
    x = 102,201,771,206.48/364,380.95
  6. Step 6: Final answer
    x = 280,480.56

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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.