Finding the Fourth Proportional to 484,625.60, 727,053.60 and 203,998.40
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Solution
The fourth proportional to 484,625.60, 727,053.60 and 203,998.40 is: 306,046.09
Step by Step Solution
- Step 1: Write the proportion equation
484,625.60 : 727,053.60 = 203,998.40 : x - Step 2: Convert to fraction form
484,625.60/727,053.60 = 203,998.40/x - Step 3: Cross multiply
484,625.60x = 727,053.60 × 203,998.40 - Step 4: Simplify right side
484,625.60x = 148,317,771,114.24 - Step 5: Solve for x
x = 148,317,771,114.24/484,625.60 - Step 6: Final answer
x = 306,046.09
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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.