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Finding the Fourth Proportional to 373,846.36, 516,582.49 and 266,229.56

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Solution

The fourth proportional to 373,846.36, 516,582.49 and 266,229.56 is: 367,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,846.36 : 516,582.49 = 266,229.56 : x
  2. Step 2: Convert to fraction form
    373,846.36/516,582.49 = 266,229.56/x
  3. Step 3: Cross multiply
    373,846.36x = 516,582.49 × 266,229.56
  4. Step 4: Simplify right side
    373,846.36x = 137,529,529,016.40
  5. Step 5: Solve for x
    x = 137,529,529,016.40/373,846.36
  6. Step 6: Final answer
    x = 367,877.14

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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.