Home / 370,660.56-511,514.16-200,897.52

Finding the Fourth Proportional to 370,660.56, 511,514.16 and 200,897.52

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Solution

The fourth proportional to 370,660.56, 511,514.16 and 200,897.52 is: 277,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,660.56 : 511,514.16 = 200,897.52 : x
  2. Step 2: Convert to fraction form
    370,660.56/511,514.16 = 200,897.52/x
  3. Step 3: Cross multiply
    370,660.56x = 511,514.16 × 200,897.52
  4. Step 4: Simplify right side
    370,660.56x = 102,761,926,188.88
  5. Step 5: Solve for x
    x = 102,761,926,188.88/370,660.56
  6. Step 6: Final answer
    x = 277,239.98

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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.