Finding the Fourth Proportional to 901,522.20, 1,350,318.18 and 451,458.12
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Solution
The fourth proportional to 901,522.20, 1,350,318.18 and 451,458.12 is: 676,203.10
Step by Step Solution
- Step 1: Write the proportion equation
901,522.20 : 1,350,318.18 = 451,458.12 : x - Step 2: Convert to fraction form
901,522.20/1,350,318.18 = 451,458.12/x - Step 3: Cross multiply
901,522.20x = 1,350,318.18 × 451,458.12 - Step 4: Simplify right side
901,522.20x = 609,612,106,944.62 - Step 5: Solve for x
x = 609,612,106,944.62/901,522.20 - Step 6: Final answer
x = 676,203.10
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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.