Finding the Fourth Proportional to 422,511.03, 633,750.12 and 169,715.70
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Solution
The fourth proportional to 422,511.03, 633,750.12 and 169,715.70 is: 254,566.95
Step by Step Solution
- Step 1: Write the proportion equation
422,511.03 : 633,750.12 = 169,715.70 : x - Step 2: Convert to fraction form
422,511.03/633,750.12 = 169,715.70/x - Step 3: Cross multiply
422,511.03x = 633,750.12 × 169,715.70 - Step 4: Simplify right side
422,511.03x = 107,557,345,240.88 - Step 5: Solve for x
x = 107,557,345,240.88/422,511.03 - Step 6: Final answer
x = 254,566.95
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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.