Home / 715,015.56-1,072,661.58-271,749

Finding the Fourth Proportional to 715,015.56, 1,072,661.58 and 271,749

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Solution

The fourth proportional to 715,015.56, 1,072,661.58 and 271,749 is: 407,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,015.56 : 1,072,661.58 = 271,749 : x
  2. Step 2: Convert to fraction form
    715,015.56/1,072,661.58 = 271,749/x
  3. Step 3: Cross multiply
    715,015.56x = 1,072,661.58 × 271,749
  4. Step 4: Simplify right side
    715,015.56x = 291,494,711,703.42
  5. Step 5: Solve for x
    x = 291,494,711,703.42/715,015.56
  6. Step 6: Final answer
    x = 407,676.04

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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.