Home / 271,070.24-374,433.60-208,185.04

Finding the Fourth Proportional to 271,070.24, 374,433.60 and 208,185.04

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Solution

The fourth proportional to 271,070.24, 374,433.60 and 208,185.04 is: 287,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,070.24 : 374,433.60 = 208,185.04 : x
  2. Step 2: Convert to fraction form
    271,070.24/374,433.60 = 208,185.04/x
  3. Step 3: Cross multiply
    271,070.24x = 374,433.60 × 208,185.04
  4. Step 4: Simplify right side
    271,070.24x = 77,951,473,993.34
  5. Step 5: Solve for x
    x = 77,951,473,993.34/271,070.24
  6. Step 6: Final answer
    x = 287,569.28

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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.