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Finding the Fourth Proportional to 370,523.37, 511,322.37 and 200,757.51

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Solution

The fourth proportional to 370,523.37, 511,322.37 and 200,757.51 is: 277,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,523.37 : 511,322.37 = 200,757.51 : x
  2. Step 2: Convert to fraction form
    370,523.37/511,322.37 = 200,757.51/x
  3. Step 3: Cross multiply
    370,523.37x = 511,322.37 × 200,757.51
  4. Step 4: Simplify right side
    370,523.37x = 102,651,805,808.50
  5. Step 5: Solve for x
    x = 102,651,805,808.50/370,523.37
  6. Step 6: Final answer
    x = 277,045.43

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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.