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Finding the Fourth Proportional to 329,069.03, 493,603.52 and 79,751.03

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Solution

The fourth proportional to 329,069.03, 493,603.52 and 79,751.03 is: 119,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,069.03 : 493,603.52 = 79,751.03 : x
  2. Step 2: Convert to fraction form
    329,069.03/493,603.52 = 79,751.03/x
  3. Step 3: Cross multiply
    329,069.03x = 493,603.52 × 79,751.03
  4. Step 4: Simplify right side
    329,069.03x = 39,365,386,264.85
  5. Step 5: Solve for x
    x = 39,365,386,264.85/329,069.03
  6. Step 6: Final answer
    x = 119,626.53

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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.