Finding the Fourth Proportional to 821,566.26, 1,232,504.90 and 378,334.26
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Solution
The fourth proportional to 821,566.26, 1,232,504.90 and 378,334.26 is: 567,573.00
Step by Step Solution
- Step 1: Write the proportion equation
821,566.26 : 1,232,504.90 = 378,334.26 : x - Step 2: Convert to fraction form
821,566.26/1,232,504.90 = 378,334.26/x - Step 3: Cross multiply
821,566.26x = 1,232,504.90 × 378,334.26 - Step 4: Simplify right side
821,566.26x = 466,298,829,287.87 - Step 5: Solve for x
x = 466,298,829,287.87/821,566.26 - Step 6: Final answer
x = 567,573.00
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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.