Home / 370,611.06-511,443.69-200,845.18

Finding the Fourth Proportional to 370,611.06, 511,443.69 and 200,845.18

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Solution

The fourth proportional to 370,611.06, 511,443.69 and 200,845.18 is: 277,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,611.06 : 511,443.69 = 200,845.18 : x
  2. Step 2: Convert to fraction form
    370,611.06/511,443.69 = 200,845.18/x
  3. Step 3: Cross multiply
    370,611.06x = 511,443.69 × 200,845.18
  4. Step 4: Simplify right side
    370,611.06x = 102,720,999,977.91
  5. Step 5: Solve for x
    x = 102,720,999,977.91/370,611.06
  6. Step 6: Final answer
    x = 277,166.58

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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.