Home / 685,096.46-1,027,389.09-235,690.22

Finding the Fourth Proportional to 685,096.46, 1,027,389.09 and 235,690.22

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Solution

The fourth proportional to 685,096.46, 1,027,389.09 and 235,690.22 is: 353,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,096.46 : 1,027,389.09 = 235,690.22 : x
  2. Step 2: Convert to fraction form
    685,096.46/1,027,389.09 = 235,690.22/x
  3. Step 3: Cross multiply
    685,096.46x = 1,027,389.09 × 235,690.22
  4. Step 4: Simplify right side
    685,096.46x = 242,145,560,647.70
  5. Step 5: Solve for x
    x = 242,145,560,647.70/685,096.46
  6. Step 6: Final answer
    x = 353,447.40

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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.