Finding the Fourth Proportional to 277,857.29, 416,742.30 and 88,292.70
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Solution
The fourth proportional to 277,857.29, 416,742.30 and 88,292.70 is: 132,425.18
Step by Step Solution
- Step 1: Write the proportion equation
277,857.29 : 416,742.30 = 88,292.70 : x - Step 2: Convert to fraction form
277,857.29/416,742.30 = 88,292.70/x - Step 3: Cross multiply
277,857.29x = 416,742.30 × 88,292.70 - Step 4: Simplify right side
277,857.29x = 36,795,302,871.21 - Step 5: Solve for x
x = 36,795,302,871.21/277,857.29 - Step 6: Final answer
x = 132,425.18
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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.