Home / 304,729.13-457,146.75-127,360.73

Finding the Fourth Proportional to 304,729.13, 457,146.75 and 127,360.73

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Solution

The fourth proportional to 304,729.13, 457,146.75 and 127,360.73 is: 191,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,729.13 : 457,146.75 = 127,360.73 : x
  2. Step 2: Convert to fraction form
    304,729.13/457,146.75 = 127,360.73/x
  3. Step 3: Cross multiply
    304,729.13x = 457,146.75 × 127,360.73
  4. Step 4: Simplify right side
    304,729.13x = 58,222,543,797.13
  5. Step 5: Solve for x
    x = 58,222,543,797.13/304,729.13
  6. Step 6: Final answer
    x = 191,063.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.