Finding the Fourth Proportional to 613,110.26, 919,704.27 and 192,402.74
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Solution
The fourth proportional to 613,110.26, 919,704.27 and 192,402.74 is: 288,616.31
Step by Step Solution
- Step 1: Write the proportion equation
613,110.26 : 919,704.27 = 192,402.74 : x - Step 2: Convert to fraction form
613,110.26/919,704.27 = 192,402.74/x - Step 3: Cross multiply
613,110.26x = 919,704.27 × 192,402.74 - Step 4: Simplify right side
613,110.26x = 176,953,621,537.70 - Step 5: Solve for x
x = 176,953,621,537.70/613,110.26 - Step 6: Final answer
x = 288,616.31
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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.