Finding the Fourth Proportional to 402,343.50, 602,596.44 and 192,129.06
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Solution
The fourth proportional to 402,343.50, 602,596.44 and 192,129.06 is: 287,754.84
Step by Step Solution
- Step 1: Write the proportion equation
402,343.50 : 602,596.44 = 192,129.06 : x - Step 2: Convert to fraction form
402,343.50/602,596.44 = 192,129.06/x - Step 3: Cross multiply
402,343.50x = 602,596.44 × 192,129.06 - Step 4: Simplify right side
402,343.50x = 115,776,287,576.55 - Step 5: Solve for x
x = 115,776,287,576.55/402,343.50 - Step 6: Final answer
x = 287,754.84
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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.