Finding the Fourth Proportional to 622,368.70, 933,553.05 and 201,687.10
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Solution
The fourth proportional to 622,368.70, 933,553.05 and 201,687.10 is: 302,530.65
Step by Step Solution
- Step 1: Write the proportion equation
622,368.70 : 933,553.05 = 201,687.10 : x - Step 2: Convert to fraction form
622,368.70/933,553.05 = 201,687.10/x - Step 3: Cross multiply
622,368.70x = 933,553.05 × 201,687.10 - Step 4: Simplify right side
622,368.70x = 188,285,607,350.66 - Step 5: Solve for x
x = 188,285,607,350.66/622,368.70 - Step 6: Final answer
x = 302,530.65
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Similar ratio
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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.