Finding the Fourth Proportional to 384,163.08, 576,395.82 and 194,519.40
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Solution
The fourth proportional to 384,163.08, 576,395.82 and 194,519.40 is: 291,855.66
Step by Step Solution
- Step 1: Write the proportion equation
384,163.08 : 576,395.82 = 194,519.40 : x - Step 2: Convert to fraction form
384,163.08/576,395.82 = 194,519.40/x - Step 3: Cross multiply
384,163.08x = 576,395.82 × 194,519.40 - Step 4: Simplify right side
384,163.08x = 112,120,169,068.91 - Step 5: Solve for x
x = 112,120,169,068.91/384,163.08 - Step 6: Final answer
x = 291,855.66
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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.