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Finding the Fourth Proportional to 271,196.79, 374,400.54 and 185,284.95

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Solution

The fourth proportional to 271,196.79, 374,400.54 and 185,284.95 is: 255,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,196.79 : 374,400.54 = 185,284.95 : x
  2. Step 2: Convert to fraction form
    271,196.79/374,400.54 = 185,284.95/x
  3. Step 3: Cross multiply
    271,196.79x = 374,400.54 × 185,284.95
  4. Step 4: Simplify right side
    271,196.79x = 69,370,785,333.87
  5. Step 5: Solve for x
    x = 69,370,785,333.87/271,196.79
  6. Step 6: Final answer
    x = 255,795.01

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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.