Finding the Fourth Proportional to 941,289.53, 1,298,989.61 and 511,569.68
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Solution
The fourth proportional to 941,289.53, 1,298,989.61 and 511,569.68 is: 705,971.62
Step by Step Solution
- Step 1: Write the proportion equation
941,289.53 : 1,298,989.61 = 511,569.68 : x - Step 2: Convert to fraction form
941,289.53/1,298,989.61 = 511,569.68/x - Step 3: Cross multiply
941,289.53x = 1,298,989.61 × 511,569.68 - Step 4: Simplify right side
941,289.53x = 664,523,691,976.62 - Step 5: Solve for x
x = 664,523,691,976.62/941,289.53 - Step 6: Final answer
x = 705,971.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.