Finding the Fourth Proportional to 340,942.68, 470,406.42 and 195,747.75
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Solution
The fourth proportional to 340,942.68, 470,406.42 and 195,747.75 is: 270,077.65
Step by Step Solution
- Step 1: Write the proportion equation
340,942.68 : 470,406.42 = 195,747.75 : x - Step 2: Convert to fraction form
340,942.68/470,406.42 = 195,747.75/x - Step 3: Cross multiply
340,942.68x = 470,406.42 × 195,747.75 - Step 4: Simplify right side
340,942.68x = 92,080,998,300.56 - Step 5: Solve for x
x = 92,080,998,300.56/340,942.68 - Step 6: Final answer
x = 270,077.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.