Home / 486,196.29-670,984.56-271,378.35

Finding the Fourth Proportional to 486,196.29, 670,984.56 and 271,378.35

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Solution

The fourth proportional to 486,196.29, 670,984.56 and 271,378.35 is: 374,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,196.29 : 670,984.56 = 271,378.35 : x
  2. Step 2: Convert to fraction form
    486,196.29/670,984.56 = 271,378.35/x
  3. Step 3: Cross multiply
    486,196.29x = 670,984.56 × 271,378.35
  4. Step 4: Simplify right side
    486,196.29x = 182,090,682,768.28
  5. Step 5: Solve for x
    x = 182,090,682,768.28/486,196.29
  6. Step 6: Final answer
    x = 374,520.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.