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Finding the Fourth Proportional to 373,380.94, 559,074.96 and 195,514.05

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Solution

The fourth proportional to 373,380.94, 559,074.96 and 195,514.05 is: 292,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,380.94 : 559,074.96 = 195,514.05 : x
  2. Step 2: Convert to fraction form
    373,380.94/559,074.96 = 195,514.05/x
  3. Step 3: Cross multiply
    373,380.94x = 559,074.96 × 195,514.05
  4. Step 4: Simplify right side
    373,380.94x = 109,307,011,779.72
  5. Step 5: Solve for x
    x = 109,307,011,779.72/373,380.94
  6. Step 6: Final answer
    x = 292,749.31

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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.