Home / 486,585.33-671,489.19-271,733.54

Finding the Fourth Proportional to 486,585.33, 671,489.19 and 271,733.54

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Solution

The fourth proportional to 486,585.33, 671,489.19 and 271,733.54 is: 374,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,585.33 : 671,489.19 = 271,733.54 : x
  2. Step 2: Convert to fraction form
    486,585.33/671,489.19 = 271,733.54/x
  3. Step 3: Cross multiply
    486,585.33x = 671,489.19 × 271,733.54
  4. Step 4: Simplify right side
    486,585.33x = 182,466,131,312.99
  5. Step 5: Solve for x
    x = 182,466,131,312.99/486,585.33
  6. Step 6: Final answer
    x = 374,993.08

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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.