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Finding the Fourth Proportional to 271,742.70, 408,051.45 and 183,387.90

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Solution

The fourth proportional to 271,742.70, 408,051.45 and 183,387.90 is: 275,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,742.70 : 408,051.45 = 183,387.90 : x
  2. Step 2: Convert to fraction form
    271,742.70/408,051.45 = 183,387.90/x
  3. Step 3: Cross multiply
    271,742.70x = 408,051.45 × 183,387.90
  4. Step 4: Simplify right side
    271,742.70x = 74,831,698,507.46
  5. Step 5: Solve for x
    x = 74,831,698,507.46/271,742.70
  6. Step 6: Final answer
    x = 275,377.03

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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.