Home / 731,540.48-1,097,199.84-199,103

Finding the Fourth Proportional to 731,540.48, 1,097,199.84 and 199,103

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Solution

The fourth proportional to 731,540.48, 1,097,199.84 and 199,103 is: 298,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,540.48 : 1,097,199.84 = 199,103 : x
  2. Step 2: Convert to fraction form
    731,540.48/1,097,199.84 = 199,103/x
  3. Step 3: Cross multiply
    731,540.48x = 1,097,199.84 × 199,103
  4. Step 4: Simplify right side
    731,540.48x = 218,455,779,743.52
  5. Step 5: Solve for x
    x = 218,455,779,743.52/731,540.48
  6. Step 6: Final answer
    x = 298,624.32

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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.