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Finding the Fourth Proportional to 271,176.78, 374,097.39 and 170,630.22

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Solution

The fourth proportional to 271,176.78, 374,097.39 and 170,630.22 is: 235,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,176.78 : 374,097.39 = 170,630.22 : x
  2. Step 2: Convert to fraction form
    271,176.78/374,097.39 = 170,630.22/x
  3. Step 3: Cross multiply
    271,176.78x = 374,097.39 × 170,630.22
  4. Step 4: Simplify right side
    271,176.78x = 63,832,319,957.13
  5. Step 5: Solve for x
    x = 63,832,319,957.13/271,176.78
  6. Step 6: Final answer
    x = 235,390.07

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1.5x scale

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.