Finding the Fourth Proportional to 664,048.80, 996,202.80 and 284,968.80
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Solution
The fourth proportional to 664,048.80, 996,202.80 and 284,968.80 is: 427,508.82
Step by Step Solution
- Step 1: Write the proportion equation
664,048.80 : 996,202.80 = 284,968.80 : x - Step 2: Convert to fraction form
664,048.80/996,202.80 = 284,968.80/x - Step 3: Cross multiply
664,048.80x = 996,202.80 × 284,968.80 - Step 4: Simplify right side
664,048.80x = 283,886,716,472.64 - Step 5: Solve for x
x = 283,886,716,472.64/664,048.80 - Step 6: Final answer
x = 427,508.82
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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.