Home / 322,757.07-445,398.55-177,554.36

Finding the Fourth Proportional to 322,757.07, 445,398.55 and 177,554.36

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Solution

The fourth proportional to 322,757.07, 445,398.55 and 177,554.36 is: 245,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,757.07 : 445,398.55 = 177,554.36 : x
  2. Step 2: Convert to fraction form
    322,757.07/445,398.55 = 177,554.36/x
  3. Step 3: Cross multiply
    322,757.07x = 445,398.55 × 177,554.36
  4. Step 4: Simplify right side
    322,757.07x = 79,082,455,159.79
  5. Step 5: Solve for x
    x = 79,082,455,159.79/322,757.07
  6. Step 6: Final answer
    x = 245,021.61

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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.