Finding the Fourth Proportional to 367,131.99, 550,448.78 and 186,774.15
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Solution
The fourth proportional to 367,131.99, 550,448.78 and 186,774.15 is: 280,034.44
Step by Step Solution
- Step 1: Write the proportion equation
367,131.99 : 550,448.78 = 186,774.15 : x - Step 2: Convert to fraction form
367,131.99/550,448.78 = 186,774.15/x - Step 3: Cross multiply
367,131.99x = 550,448.78 × 186,774.15 - Step 4: Simplify right side
367,131.99x = 102,809,602,069.17 - Step 5: Solve for x
x = 102,809,602,069.17/367,131.99 - Step 6: Final answer
x = 280,034.44
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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.