Finding the Fourth Proportional to 877,583.19, 1,316,425.81 and 246,546.21
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Solution
The fourth proportional to 877,583.19, 1,316,425.81 and 246,546.21 is: 369,833.65
Step by Step Solution
- Step 1: Write the proportion equation
877,583.19 : 1,316,425.81 = 246,546.21 : x - Step 2: Convert to fraction form
877,583.19/1,316,425.81 = 246,546.21/x - Step 3: Cross multiply
877,583.19x = 1,316,425.81 × 246,546.21 - Step 4: Simplify right side
877,583.19x = 324,559,794,201.68 - Step 5: Solve for x
x = 324,559,794,201.68/877,583.19 - Step 6: Final answer
x = 369,833.65
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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.