Home / 671,279.22-1,006,921.53-271,927.62

Finding the Fourth Proportional to 671,279.22, 1,006,921.53 and 271,927.62

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Solution

The fourth proportional to 671,279.22, 1,006,921.53 and 271,927.62 is: 407,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,279.22 : 1,006,921.53 = 271,927.62 : x
  2. Step 2: Convert to fraction form
    671,279.22/1,006,921.53 = 271,927.62/x
  3. Step 3: Cross multiply
    671,279.22x = 1,006,921.53 × 271,927.62
  4. Step 4: Simplify right side
    671,279.22x = 273,809,775,179.66
  5. Step 5: Solve for x
    x = 273,809,775,179.66/671,279.22
  6. Step 6: Final answer
    x = 407,892.52

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1.5x scale

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.