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Finding the Fourth Proportional to 271,018, 374,004.84 and 151,786

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Solution

The fourth proportional to 271,018, 374,004.84 and 151,786 is: 209,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,018 : 374,004.84 = 151,786 : x
  2. Step 2: Convert to fraction form
    271,018/374,004.84 = 151,786/x
  3. Step 3: Cross multiply
    271,018x = 374,004.84 × 151,786
  4. Step 4: Simplify right side
    271,018x = 56,768,698,644.24
  5. Step 5: Solve for x
    x = 56,768,698,644.24/271,018
  6. Step 6: Final answer
    x = 209,464.68

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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.