Finding the Fourth Proportional to 545,706.02, 753,096.99 and 303,988.53
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Solution
The fourth proportional to 545,706.02, 753,096.99 and 303,988.53 is: 419,516.80
Step by Step Solution
- Step 1: Write the proportion equation
545,706.02 : 753,096.99 = 303,988.53 : x - Step 2: Convert to fraction form
545,706.02/753,096.99 = 303,988.53/x - Step 3: Cross multiply
545,706.02x = 753,096.99 × 303,988.53 - Step 4: Simplify right side
545,706.02x = 228,932,843,172.04 - Step 5: Solve for x
x = 228,932,843,172.04/545,706.02 - Step 6: Final answer
x = 419,516.80
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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.