Finding the Fourth Proportional to 283,537.80, 397,477.80 and 283,537.80
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Solution
The fourth proportional to 283,537.80, 397,477.80 and 283,537.80 is: 397,477.80
Step by Step Solution
- Step 1: Write the proportion equation
283,537.80 : 397,477.80 = 283,537.80 : x - Step 2: Convert to fraction form
283,537.80/397,477.80 = 283,537.80/x - Step 3: Cross multiply
283,537.80x = 397,477.80 × 283,537.80 - Step 4: Simplify right side
283,537.80x = 112,699,980,960.84 - Step 5: Solve for x
x = 112,699,980,960.84/283,537.80 - Step 6: Final answer
x = 397,477.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.