Home / 649,717.56-973,921.87-270,847.89

Finding the Fourth Proportional to 649,717.56, 973,921.87 and 270,847.89

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Solution

The fourth proportional to 649,717.56, 973,921.87 and 270,847.89 is: 405,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,717.56 : 973,921.87 = 270,847.89 : x
  2. Step 2: Convert to fraction form
    649,717.56/973,921.87 = 270,847.89/x
  3. Step 3: Cross multiply
    649,717.56x = 973,921.87 × 270,847.89
  4. Step 4: Simplify right side
    649,717.56x = 263,784,683,514.35
  5. Step 5: Solve for x
    x = 263,784,683,514.35/649,717.56
  6. Step 6: Final answer
    x = 405,999.01

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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.