Finding the Fourth Proportional to 494,174.52, 681,884.73 and 290,176.63
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Solution
The fourth proportional to 494,174.52, 681,884.73 and 290,176.63 is: 400,399.06
Step by Step Solution
- Step 1: Write the proportion equation
494,174.52 : 681,884.73 = 290,176.63 : x - Step 2: Convert to fraction form
494,174.52/681,884.73 = 290,176.63/x - Step 3: Cross multiply
494,174.52x = 681,884.73 × 290,176.63 - Step 4: Simplify right side
494,174.52x = 197,867,011,295.15 - Step 5: Solve for x
x = 197,867,011,295.15/494,174.52 - Step 6: Final answer
x = 400,399.06
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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.