Home / 702,786.52-1,054,179.78-329,071.96

Finding the Fourth Proportional to 702,786.52, 1,054,179.78 and 329,071.96

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Solution

The fourth proportional to 702,786.52, 1,054,179.78 and 329,071.96 is: 493,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,786.52 : 1,054,179.78 = 329,071.96 : x
  2. Step 2: Convert to fraction form
    702,786.52/1,054,179.78 = 329,071.96/x
  3. Step 3: Cross multiply
    702,786.52x = 1,054,179.78 × 329,071.96
  4. Step 4: Simplify right side
    702,786.52x = 346,901,006,396.97
  5. Step 5: Solve for x
    x = 346,901,006,396.97/702,786.52
  6. Step 6: Final answer
    x = 493,607.94

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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.