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Finding the Fourth Proportional to 271,507.91, 374,675.18 and 150,646.59

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Solution

The fourth proportional to 271,507.91, 374,675.18 and 150,646.59 is: 207,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,507.91 : 374,675.18 = 150,646.59 : x
  2. Step 2: Convert to fraction form
    271,507.91/374,675.18 = 150,646.59/x
  3. Step 3: Cross multiply
    271,507.91x = 374,675.18 × 150,646.59
  4. Step 4: Simplify right side
    271,507.91x = 56,443,537,471.40
  5. Step 5: Solve for x
    x = 56,443,537,471.40/271,507.91
  6. Step 6: Final answer
    x = 207,889.11

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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.