Home / 463,913.37-694,688.73-305,662.05

Finding the Fourth Proportional to 463,913.37, 694,688.73 and 305,662.05

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Solution

The fourth proportional to 463,913.37, 694,688.73 and 305,662.05 is: 457,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,913.37 : 694,688.73 = 305,662.05 : x
  2. Step 2: Convert to fraction form
    463,913.37/694,688.73 = 305,662.05/x
  3. Step 3: Cross multiply
    463,913.37x = 694,688.73 × 305,662.05
  4. Step 4: Simplify right side
    463,913.37x = 212,339,981,323.70
  5. Step 5: Solve for x
    x = 212,339,981,323.70/463,913.37
  6. Step 6: Final answer
    x = 457,714.73

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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.