Home / 698,268-1,047,462.76-192,829.62

Finding the Fourth Proportional to 698,268, 1,047,462.76 and 192,829.62

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Solution

The fourth proportional to 698,268, 1,047,462.76 and 192,829.62 is: 289,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,268 : 1,047,462.76 = 192,829.62 : x
  2. Step 2: Convert to fraction form
    698,268/1,047,462.76 = 192,829.62/x
  3. Step 3: Cross multiply
    698,268x = 1,047,462.76 × 192,829.62
  4. Step 4: Simplify right side
    698,268x = 201,981,845,974.95
  5. Step 5: Solve for x
    x = 201,981,845,974.95/698,268
  6. Step 6: Final answer
    x = 289,261.21

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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.