Finding the Fourth Proportional to 255,277.99, 382,916.98 and 68,284.63
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Solution
The fourth proportional to 255,277.99, 382,916.98 and 68,284.63 is: 102,426.94
Step by Step Solution
- Step 1: Write the proportion equation
255,277.99 : 382,916.98 = 68,284.63 : x - Step 2: Convert to fraction form
255,277.99/382,916.98 = 68,284.63/x - Step 3: Cross multiply
255,277.99x = 382,916.98 × 68,284.63 - Step 4: Simplify right side
255,277.99x = 26,147,344,300.02 - Step 5: Solve for x
x = 26,147,344,300.02/255,277.99 - Step 6: Final answer
x = 102,426.94
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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.