Finding the Fourth Proportional to 210,279.37, 290,179.95 and 193,351.99
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Solution
The fourth proportional to 210,279.37, 290,179.95 and 193,351.99 is: 266,820.61
Step by Step Solution
- Step 1: Write the proportion equation
210,279.37 : 290,179.95 = 193,351.99 : x - Step 2: Convert to fraction form
210,279.37/290,179.95 = 193,351.99/x - Step 3: Cross multiply
210,279.37x = 290,179.95 × 193,351.99 - Step 4: Simplify right side
210,279.37x = 56,106,870,790.60 - Step 5: Solve for x
x = 56,106,870,790.60/210,279.37 - Step 6: Final answer
x = 266,820.61
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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.