Home / 702,788.52-1,054,182.78-329,073.96

Finding the Fourth Proportional to 702,788.52, 1,054,182.78 and 329,073.96

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Solution

The fourth proportional to 702,788.52, 1,054,182.78 and 329,073.96 is: 493,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,788.52 : 1,054,182.78 = 329,073.96 : x
  2. Step 2: Convert to fraction form
    702,788.52/1,054,182.78 = 329,073.96/x
  3. Step 3: Cross multiply
    702,788.52x = 1,054,182.78 × 329,073.96
  4. Step 4: Simplify right side
    702,788.52x = 346,904,101,978.41
  5. Step 5: Solve for x
    x = 346,904,101,978.41/702,788.52
  6. Step 6: Final answer
    x = 493,610.94

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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.