Finding the Fourth Proportional to 509,273.76, 764,269.60 and 239,414.21
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Solution
The fourth proportional to 509,273.76, 764,269.60 and 239,414.21 is: 359,290.06
Step by Step Solution
- Step 1: Write the proportion equation
509,273.76 : 764,269.60 = 239,414.21 : x - Step 2: Convert to fraction form
509,273.76/764,269.60 = 239,414.21/x - Step 3: Cross multiply
509,273.76x = 764,269.60 × 239,414.21 - Step 4: Simplify right side
509,273.76x = 182,976,999,929.89 - Step 5: Solve for x
x = 182,976,999,929.89/509,273.76 - Step 6: Final answer
x = 359,290.06
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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.