Home / 731,636.92-1,097,344.57-199,199.89

Finding the Fourth Proportional to 731,636.92, 1,097,344.57 and 199,199.89

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Solution

The fourth proportional to 731,636.92, 1,097,344.57 and 199,199.89 is: 298,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,636.92 : 1,097,344.57 = 199,199.89 : x
  2. Step 2: Convert to fraction form
    731,636.92/1,097,344.57 = 199,199.89/x
  3. Step 3: Cross multiply
    731,636.92x = 1,097,344.57 × 199,199.89
  4. Step 4: Simplify right side
    731,636.92x = 218,590,917,636.10
  5. Step 5: Solve for x
    x = 218,590,917,636.10/731,636.92
  6. Step 6: Final answer
    x = 298,769.67

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1.5x scale

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.