Home / 370,939.95-511,897.73-201,174.21

Finding the Fourth Proportional to 370,939.95, 511,897.73 and 201,174.21

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Solution

The fourth proportional to 370,939.95, 511,897.73 and 201,174.21 is: 277,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,939.95 : 511,897.73 = 201,174.21 : x
  2. Step 2: Convert to fraction form
    370,939.95/511,897.73 = 201,174.21/x
  3. Step 3: Cross multiply
    370,939.95x = 511,897.73 × 201,174.21
  4. Step 4: Simplify right side
    370,939.95x = 102,980,620,427.67
  5. Step 5: Solve for x
    x = 102,980,620,427.67/370,939.95
  6. Step 6: Final answer
    x = 277,620.73

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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.