Finding the Fourth Proportional to 373,268.36, 515,113.36 and 203,503.70
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Solution
The fourth proportional to 373,268.36, 515,113.36 and 203,503.70 is: 280,836.75
Step by Step Solution
- Step 1: Write the proportion equation
373,268.36 : 515,113.36 = 203,503.70 : x - Step 2: Convert to fraction form
373,268.36/515,113.36 = 203,503.70/x - Step 3: Cross multiply
373,268.36x = 515,113.36 × 203,503.70 - Step 4: Simplify right side
373,268.36x = 104,827,474,679.43 - Step 5: Solve for x
x = 104,827,474,679.43/373,268.36 - Step 6: Final answer
x = 280,836.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.