Finding the Fourth Proportional to 266,567.63, 399,914.62 and 79,583.99
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Solution
The fourth proportional to 266,567.63, 399,914.62 and 79,583.99 is: 119,394.84
Step by Step Solution
- Step 1: Write the proportion equation
266,567.63 : 399,914.62 = 79,583.99 : x - Step 2: Convert to fraction form
266,567.63/399,914.62 = 79,583.99/x - Step 3: Cross multiply
266,567.63x = 399,914.62 × 79,583.99 - Step 4: Simplify right side
266,567.63x = 31,826,798,920.40 - Step 5: Solve for x
x = 31,826,798,920.40/266,567.63 - Step 6: Final answer
x = 119,394.84
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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.