Finding the Fourth Proportional to 294,197.05, 406,115.54 and 249,108.81
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Solution
The fourth proportional to 294,197.05, 406,115.54 and 249,108.81 is: 343,874.82
Step by Step Solution
- Step 1: Write the proportion equation
294,197.05 : 406,115.54 = 249,108.81 : x - Step 2: Convert to fraction form
294,197.05/406,115.54 = 249,108.81/x - Step 3: Cross multiply
294,197.05x = 406,115.54 × 249,108.81 - Step 4: Simplify right side
294,197.05x = 101,166,958,891.91 - Step 5: Solve for x
x = 101,166,958,891.91/294,197.05 - Step 6: Final answer
x = 343,874.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.