Finding the Fourth Proportional to 516,122.62, 774,183.93 and 161,167.05
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Solution
The fourth proportional to 516,122.62, 774,183.93 and 161,167.05 is: 241,750.58
Step by Step Solution
- Step 1: Write the proportion equation
516,122.62 : 774,183.93 = 161,167.05 : x - Step 2: Convert to fraction form
516,122.62/774,183.93 = 161,167.05/x - Step 3: Cross multiply
516,122.62x = 774,183.93 × 161,167.05 - Step 4: Simplify right side
516,122.62x = 124,772,939,551.13 - Step 5: Solve for x
x = 124,772,939,551.13/516,122.62 - Step 6: Final answer
x = 241,750.58
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Similar ratio
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1.5x scale
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.