Finding the Fourth Proportional to 664,266.77, 996,558.26 and 214,987.64
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Solution
The fourth proportional to 664,266.77, 996,558.26 and 214,987.64 is: 322,532.62
Step by Step Solution
- Step 1: Write the proportion equation
664,266.77 : 996,558.26 = 214,987.64 : x - Step 2: Convert to fraction form
664,266.77/996,558.26 = 214,987.64/x - Step 3: Cross multiply
664,266.77x = 996,558.26 × 214,987.64 - Step 4: Simplify right side
664,266.77x = 214,247,702,382.18 - Step 5: Solve for x
x = 214,247,702,382.18/664,266.77 - Step 6: Final answer
x = 322,532.62
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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.