Finding the Fourth Proportional to 509,571.92, 764,375.16 and 135,595.28
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Solution
The fourth proportional to 509,571.92, 764,375.16 and 135,595.28 is: 203,397.52
Step by Step Solution
- Step 1: Write the proportion equation
509,571.92 : 764,375.16 = 135,595.28 : x - Step 2: Convert to fraction form
509,571.92/764,375.16 = 135,595.28/x - Step 3: Cross multiply
509,571.92x = 764,375.16 × 135,595.28 - Step 4: Simplify right side
509,571.92x = 103,645,663,845.25 - Step 5: Solve for x
x = 103,645,663,845.25/509,571.92 - Step 6: Final answer
x = 203,397.52
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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.