Finding the Fourth Proportional to 972,183.12, 1,458,344.76 and 373,144.28
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Solution
The fourth proportional to 972,183.12, 1,458,344.76 and 373,144.28 is: 559,743.31
Step by Step Solution
- Step 1: Write the proportion equation
972,183.12 : 1,458,344.76 = 373,144.28 : x - Step 2: Convert to fraction form
972,183.12/1,458,344.76 = 373,144.28/x - Step 3: Cross multiply
972,183.12x = 1,458,344.76 × 373,144.28 - Step 4: Simplify right side
972,183.12x = 544,172,996,770.96 - Step 5: Solve for x
x = 544,172,996,770.96/972,183.12 - Step 6: Final answer
x = 559,743.31
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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.