Home / 670,735.96-1,006,102.96-271,379.84

Finding the Fourth Proportional to 670,735.96, 1,006,102.96 and 271,379.84

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Solution

The fourth proportional to 670,735.96, 1,006,102.96 and 271,379.84 is: 407,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,735.96 : 1,006,102.96 = 271,379.84 : x
  2. Step 2: Convert to fraction form
    670,735.96/1,006,102.96 = 271,379.84/x
  3. Step 3: Cross multiply
    670,735.96x = 1,006,102.96 × 271,379.84
  4. Step 4: Simplify right side
    670,735.96x = 273,036,060,308.33
  5. Step 5: Solve for x
    x = 273,036,060,308.33/670,735.96
  6. Step 6: Final answer
    x = 407,069.36

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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.