Finding the Fourth Proportional to 361,774.36, 543,104.34 and 347,504.14
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Solution
The fourth proportional to 361,774.36, 543,104.34 and 347,504.14 is: 521,681.54
Step by Step Solution
- Step 1: Write the proportion equation
361,774.36 : 543,104.34 = 347,504.14 : x - Step 2: Convert to fraction form
361,774.36/543,104.34 = 347,504.14/x - Step 3: Cross multiply
361,774.36x = 543,104.34 × 347,504.14 - Step 4: Simplify right side
361,774.36x = 188,731,006,601.97 - Step 5: Solve for x
x = 188,731,006,601.97/361,774.36 - Step 6: Final answer
x = 521,681.54
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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.