Home / 463,913.87-694,689.48-305,662.55

Finding the Fourth Proportional to 463,913.87, 694,689.48 and 305,662.55

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Solution

The fourth proportional to 463,913.87, 694,689.48 and 305,662.55 is: 457,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,913.87 : 694,689.48 = 305,662.55 : x
  2. Step 2: Convert to fraction form
    463,913.87/694,689.48 = 305,662.55/x
  3. Step 3: Cross multiply
    463,913.87x = 694,689.48 × 305,662.55
  4. Step 4: Simplify right side
    463,913.87x = 212,340,557,914.97
  5. Step 5: Solve for x
    x = 212,340,557,914.97/463,913.87
  6. Step 6: Final answer
    x = 457,715.48

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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.