Home / 698,277-1,047,476.24-192,838.64

Finding the Fourth Proportional to 698,277, 1,047,476.24 and 192,838.64

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Solution

The fourth proportional to 698,277, 1,047,476.24 and 192,838.64 is: 289,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,277 : 1,047,476.24 = 192,838.64 : x
  2. Step 2: Convert to fraction form
    698,277/1,047,476.24 = 192,838.64/x
  3. Step 3: Cross multiply
    698,277x = 1,047,476.24 × 192,838.64
  4. Step 4: Simplify right side
    698,277x = 201,993,893,553.91
  5. Step 5: Solve for x
    x = 201,993,893,553.91/698,277
  6. Step 6: Final answer
    x = 289,274.73

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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.