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Finding the Fourth Proportional to 585,067.77, 877,427.78 and 248,103.45

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Solution

The fourth proportional to 585,067.77, 877,427.78 and 248,103.45 is: 372,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,067.77 : 877,427.78 = 248,103.45 : x
  2. Step 2: Convert to fraction form
    585,067.77/877,427.78 = 248,103.45/x
  3. Step 3: Cross multiply
    585,067.77x = 877,427.78 × 248,103.45
  4. Step 4: Simplify right side
    585,067.77x = 217,692,858,103.32
  5. Step 5: Solve for x
    x = 217,692,858,103.32/585,067.77
  6. Step 6: Final answer
    x = 372,081.44

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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.