Finding the Fourth Proportional to 438,767.85, 658,262.61 and 202,276.62
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Solution
The fourth proportional to 438,767.85, 658,262.61 and 202,276.62 is: 303,466.03
Step by Step Solution
- Step 1: Write the proportion equation
438,767.85 : 658,262.61 = 202,276.62 : x - Step 2: Convert to fraction form
438,767.85/658,262.61 = 202,276.62/x - Step 3: Cross multiply
438,767.85x = 658,262.61 × 202,276.62 - Step 4: Simplify right side
438,767.85x = 133,151,135,823.18 - Step 5: Solve for x
x = 133,151,135,823.18/438,767.85 - Step 6: Final answer
x = 303,466.03
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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.