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Finding the Fourth Proportional to 271,806.90, 407,710.35 and 227,848.20

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Solution

The fourth proportional to 271,806.90, 407,710.35 and 227,848.20 is: 341,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,806.90 : 407,710.35 = 227,848.20 : x
  2. Step 2: Convert to fraction form
    271,806.90/407,710.35 = 227,848.20/x
  3. Step 3: Cross multiply
    271,806.90x = 407,710.35 × 227,848.20
  4. Step 4: Simplify right side
    271,806.90x = 92,896,069,368.87
  5. Step 5: Solve for x
    x = 92,896,069,368.87/271,806.90
  6. Step 6: Final answer
    x = 341,772.30

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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.