Home / 252,022.10-377,644.35-218,585.30

Finding the Fourth Proportional to 252,022.10, 377,644.35 and 218,585.30

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Solution

The fourth proportional to 252,022.10, 377,644.35 and 218,585.30 is: 327,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,022.10 : 377,644.35 = 218,585.30 : x
  2. Step 2: Convert to fraction form
    252,022.10/377,644.35 = 218,585.30/x
  3. Step 3: Cross multiply
    252,022.10x = 377,644.35 × 218,585.30
  4. Step 4: Simplify right side
    252,022.10x = 82,547,503,538.06
  5. Step 5: Solve for x
    x = 82,547,503,538.06/252,022.10
  6. Step 6: Final answer
    x = 327,540.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.