Finding the Fourth Proportional to 277,227.68, 415,892.76 and 87,735.80
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Solution
The fourth proportional to 277,227.68, 415,892.76 and 87,735.80 is: 131,619.92
Step by Step Solution
- Step 1: Write the proportion equation
277,227.68 : 415,892.76 = 87,735.80 : x - Step 2: Convert to fraction form
277,227.68/415,892.76 = 87,735.80/x - Step 3: Cross multiply
277,227.68x = 415,892.76 × 87,735.80 - Step 4: Simplify right side
277,227.68x = 36,488,684,012.81 - Step 5: Solve for x
x = 36,488,684,012.81/277,227.68 - Step 6: Final answer
x = 131,619.92
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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.