Home / 304,091.24-455,694-146,135.17

Finding the Fourth Proportional to 304,091.24, 455,694 and 146,135.17

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Solution

The fourth proportional to 304,091.24, 455,694 and 146,135.17 is: 218,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,091.24 : 455,694 = 146,135.17 : x
  2. Step 2: Convert to fraction form
    304,091.24/455,694 = 146,135.17/x
  3. Step 3: Cross multiply
    304,091.24x = 455,694 × 146,135.17
  4. Step 4: Simplify right side
    304,091.24x = 66,592,919,018.75
  5. Step 5: Solve for x
    x = 66,592,919,018.75/304,091.24
  6. Step 6: Final answer
    x = 218,989.93

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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.