Finding the Fourth Proportional to 664,268.05, 996,560.17 and 214,988.92
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Solution
The fourth proportional to 664,268.05, 996,560.17 and 214,988.92 is: 322,534.54
Step by Step Solution
- Step 1: Write the proportion equation
664,268.05 : 996,560.17 = 214,988.92 : x - Step 2: Convert to fraction form
664,268.05/996,560.17 = 214,988.92/x - Step 3: Cross multiply
664,268.05x = 996,560.17 × 214,988.92 - Step 4: Simplify right side
664,268.05x = 214,249,389,680.52 - Step 5: Solve for x
x = 214,249,389,680.52/664,268.05 - Step 6: Final answer
x = 322,534.54
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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.