Finding the Fourth Proportional to 837,471.94, 1,255,447.68 and 304,616.26
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Solution
The fourth proportional to 837,471.94, 1,255,447.68 and 304,616.26 is: 456,647.87
Step by Step Solution
- Step 1: Write the proportion equation
837,471.94 : 1,255,447.68 = 304,616.26 : x - Step 2: Convert to fraction form
837,471.94/1,255,447.68 = 304,616.26/x - Step 3: Cross multiply
837,471.94x = 1,255,447.68 × 304,616.26 - Step 4: Simplify right side
837,471.94x = 382,429,776,907.28 - Step 5: Solve for x
x = 382,429,776,907.28/837,471.94 - Step 6: Final answer
x = 456,647.87
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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.