Finding the Fourth Proportional to 511,803.02, 767,816.62 and 156,845.63
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Solution
The fourth proportional to 511,803.02, 767,816.62 and 156,845.63 is: 235,302.80
Step by Step Solution
- Step 1: Write the proportion equation
511,803.02 : 767,816.62 = 156,845.63 : x - Step 2: Convert to fraction form
511,803.02/767,816.62 = 156,845.63/x - Step 3: Cross multiply
511,803.02x = 767,816.62 × 156,845.63 - Step 4: Simplify right side
511,803.02x = 120,428,683,015.80 - Step 5: Solve for x
x = 120,428,683,015.80/511,803.02 - Step 6: Final answer
x = 235,302.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.