Home / 277,690.73-382,688.06-201,080.12

Finding the Fourth Proportional to 277,690.73, 382,688.06 and 201,080.12

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Solution

The fourth proportional to 277,690.73, 382,688.06 and 201,080.12 is: 277,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,690.73 : 382,688.06 = 201,080.12 : x
  2. Step 2: Convert to fraction form
    277,690.73/382,688.06 = 201,080.12/x
  3. Step 3: Cross multiply
    277,690.73x = 382,688.06 × 201,080.12
  4. Step 4: Simplify right side
    277,690.73x = 76,950,958,108.53
  5. Step 5: Solve for x
    x = 76,950,958,108.53/277,690.73
  6. Step 6: Final answer
    x = 277,110.29

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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.