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Finding the Fourth Proportional to 350,595, 483,821.10 and 199,779.48

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Solution

The fourth proportional to 350,595, 483,821.10 and 199,779.48 is: 275,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,595 : 483,821.10 = 199,779.48 : x
  2. Step 2: Convert to fraction form
    350,595/483,821.10 = 199,779.48/x
  3. Step 3: Cross multiply
    350,595x = 483,821.10 × 199,779.48
  4. Step 4: Simplify right side
    350,595x = 96,657,527,771.03
  5. Step 5: Solve for x
    x = 96,657,527,771.03/350,595
  6. Step 6: Final answer
    x = 275,695.68

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1.5x scale

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.