Home / 351,400.76-526,549.22-271,634.18

Finding the Fourth Proportional to 351,400.76, 526,549.22 and 271,634.18

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Solution

The fourth proportional to 351,400.76, 526,549.22 and 271,634.18 is: 407,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,400.76 : 526,549.22 = 271,634.18 : x
  2. Step 2: Convert to fraction form
    351,400.76/526,549.22 = 271,634.18/x
  3. Step 3: Cross multiply
    351,400.76x = 526,549.22 × 271,634.18
  4. Step 4: Simplify right side
    351,400.76x = 143,028,765,604.34
  5. Step 5: Solve for x
    x = 143,028,765,604.34/351,400.76
  6. Step 6: Final answer
    x = 407,024.63

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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.