Home / 304,780.36-457,192.44-105,097.85

Finding the Fourth Proportional to 304,780.36, 457,192.44 and 105,097.85

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Solution

The fourth proportional to 304,780.36, 457,192.44 and 105,097.85 is: 157,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,780.36 : 457,192.44 = 105,097.85 : x
  2. Step 2: Convert to fraction form
    304,780.36/457,192.44 = 105,097.85/x
  3. Step 3: Cross multiply
    304,780.36x = 457,192.44 × 105,097.85
  4. Step 4: Simplify right side
    304,780.36x = 48,049,942,480.25
  5. Step 5: Solve for x
    x = 48,049,942,480.25/304,780.36
  6. Step 6: Final answer
    x = 157,654.33

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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.