Home / 863,047.43-1,294,524.54-264,008.65

Finding the Fourth Proportional to 863,047.43, 1,294,524.54 and 264,008.65

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Solution

The fourth proportional to 863,047.43, 1,294,524.54 and 264,008.65 is: 395,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,047.43 : 1,294,524.54 = 264,008.65 : x
  2. Step 2: Convert to fraction form
    863,047.43/1,294,524.54 = 264,008.65/x
  3. Step 3: Cross multiply
    863,047.43x = 1,294,524.54 × 264,008.65
  4. Step 4: Simplify right side
    863,047.43x = 341,765,676,197.27
  5. Step 5: Solve for x
    x = 341,765,676,197.27/863,047.43
  6. Step 6: Final answer
    x = 395,998.72

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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.