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Finding the Fourth Proportional to 271,015.30, 404,505.83 and 234,830.08

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Solution

The fourth proportional to 271,015.30, 404,505.83 and 234,830.08 is: 350,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,015.30 : 404,505.83 = 234,830.08 : x
  2. Step 2: Convert to fraction form
    271,015.30/404,505.83 = 234,830.08/x
  3. Step 3: Cross multiply
    271,015.30x = 404,505.83 × 234,830.08
  4. Step 4: Simplify right side
    271,015.30x = 94,990,136,419.37
  5. Step 5: Solve for x
    x = 94,990,136,419.37/271,015.30
  6. Step 6: Final answer
    x = 350,497.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.