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Finding the Fourth Proportional to 271,336, 374,443.68 and 150,495.79

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Solution

The fourth proportional to 271,336, 374,443.68 and 150,495.79 is: 207,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,336 : 374,443.68 = 150,495.79 : x
  2. Step 2: Convert to fraction form
    271,336/374,443.68 = 150,495.79/x
  3. Step 3: Cross multiply
    271,336x = 374,443.68 × 150,495.79
  4. Step 4: Simplify right side
    271,336x = 56,352,197,432.11
  5. Step 5: Solve for x
    x = 56,352,197,432.11/271,336
  6. Step 6: Final answer
    x = 207,684.19

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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.