Finding the Fourth Proportional to 341,020.13, 470,622.42 and 190,117.13
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Solution
The fourth proportional to 341,020.13, 470,622.42 and 190,117.13 is: 262,369.80
Step by Step Solution
- Step 1: Write the proportion equation
341,020.13 : 470,622.42 = 190,117.13 : x - Step 2: Convert to fraction form
341,020.13/470,622.42 = 190,117.13/x - Step 3: Cross multiply
341,020.13x = 470,622.42 × 190,117.13 - Step 4: Simplify right side
341,020.13x = 89,473,381,450.94 - Step 5: Solve for x
x = 89,473,381,450.94/341,020.13 - Step 6: Final answer
x = 262,369.80
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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.