Finding the Fourth Proportional to 349,930.25, 524,054.60 and 199,715.12
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Solution
The fourth proportional to 349,930.25, 524,054.60 and 199,715.12 is: 299,092.82
Step by Step Solution
- Step 1: Write the proportion equation
349,930.25 : 524,054.60 = 199,715.12 : x - Step 2: Convert to fraction form
349,930.25/524,054.60 = 199,715.12/x - Step 3: Cross multiply
349,930.25x = 524,054.60 × 199,715.12 - Step 4: Simplify right side
349,930.25x = 104,661,623,706.70 - Step 5: Solve for x
x = 104,661,623,706.70/349,930.25 - Step 6: Final answer
x = 299,092.82
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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.