Finding the Fourth Proportional to 982,761.09, 1,474,149.88 and 272,844.48
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Solution
The fourth proportional to 982,761.09, 1,474,149.88 and 272,844.48 is: 409,269.02
Step by Step Solution
- Step 1: Write the proportion equation
982,761.09 : 1,474,149.88 = 272,844.48 : x - Step 2: Convert to fraction form
982,761.09/1,474,149.88 = 272,844.48/x - Step 3: Cross multiply
982,761.09x = 1,474,149.88 × 272,844.48 - Step 4: Simplify right side
982,761.09x = 402,213,663,319.78 - Step 5: Solve for x
x = 402,213,663,319.78/982,761.09 - Step 6: Final answer
x = 409,269.02
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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.