Finding the Fourth Proportional to 369,379.67, 509,722.01 and 214,318.97
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Solution
The fourth proportional to 369,379.67, 509,722.01 and 214,318.97 is: 295,747.45
Step by Step Solution
- Step 1: Write the proportion equation
369,379.67 : 509,722.01 = 214,318.97 : x - Step 2: Convert to fraction form
369,379.67/509,722.01 = 214,318.97/x - Step 3: Cross multiply
369,379.67x = 509,722.01 × 214,318.97 - Step 4: Simplify right side
369,379.67x = 109,243,093,823.63 - Step 5: Solve for x
x = 109,243,093,823.63/369,379.67 - Step 6: Final answer
x = 295,747.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.