Finding the Fourth Proportional to 277,656.52, 416,481.12 and 67,296.28
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Solution
The fourth proportional to 277,656.52, 416,481.12 and 67,296.28 is: 100,943.53
Step by Step Solution
- Step 1: Write the proportion equation
277,656.52 : 416,481.12 = 67,296.28 : x - Step 2: Convert to fraction form
277,656.52/416,481.12 = 67,296.28/x - Step 3: Cross multiply
277,656.52x = 416,481.12 × 67,296.28 - Step 4: Simplify right side
277,656.52x = 28,027,630,066.23 - Step 5: Solve for x
x = 28,027,630,066.23/277,656.52 - Step 6: Final answer
x = 100,943.53
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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.