Finding the Fourth Proportional to 341,620.61, 512,342.49 and 101,678.18
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Solution
The fourth proportional to 341,620.61, 512,342.49 and 101,678.18 is: 152,490.95
Step by Step Solution
- Step 1: Write the proportion equation
341,620.61 : 512,342.49 = 101,678.18 : x - Step 2: Convert to fraction form
341,620.61/512,342.49 = 101,678.18/x - Step 3: Cross multiply
341,620.61x = 512,342.49 × 101,678.18 - Step 4: Simplify right side
341,620.61x = 52,094,051,919.87 - Step 5: Solve for x
x = 52,094,051,919.87/341,620.61 - Step 6: Final answer
x = 152,490.95
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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.