Finding the Fourth Proportional to 322,364.67, 482,882.49 and 188,840.15
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Solution
The fourth proportional to 322,364.67, 482,882.49 and 188,840.15 is: 282,870.95
Step by Step Solution
- Step 1: Write the proportion equation
322,364.67 : 482,882.49 = 188,840.15 : x - Step 2: Convert to fraction form
322,364.67/482,882.49 = 188,840.15/x - Step 3: Cross multiply
322,364.67x = 482,882.49 × 188,840.15 - Step 4: Simplify right side
322,364.67x = 91,187,599,429.56 - Step 5: Solve for x
x = 91,187,599,429.56/322,364.67 - Step 6: Final answer
x = 282,870.95
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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.