Finding the Fourth Proportional to 509,673.26, 764,505.02 and 135,696.26
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Solution
The fourth proportional to 509,673.26, 764,505.02 and 135,696.26 is: 203,543.09
Step by Step Solution
- Step 1: Write the proportion equation
509,673.26 : 764,505.02 = 135,696.26 : x - Step 2: Convert to fraction form
509,673.26/764,505.02 = 135,696.26/x - Step 3: Cross multiply
509,673.26x = 764,505.02 × 135,696.26 - Step 4: Simplify right side
509,673.26x = 103,740,471,965.23 - Step 5: Solve for x
x = 103,740,471,965.23/509,673.26 - Step 6: Final answer
x = 203,543.09
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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.