Finding the Fourth Proportional to 352,583.48, 486,516.24 and 207,395.84
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Solution
The fourth proportional to 352,583.48, 486,516.24 and 207,395.84 is: 286,177.46
Step by Step Solution
- Step 1: Write the proportion equation
352,583.48 : 486,516.24 = 207,395.84 : x - Step 2: Convert to fraction form
352,583.48/486,516.24 = 207,395.84/x - Step 3: Cross multiply
352,583.48x = 486,516.24 × 207,395.84 - Step 4: Simplify right side
352,583.48x = 100,901,444,268.44 - Step 5: Solve for x
x = 100,901,444,268.44/352,583.48 - Step 6: Final answer
x = 286,177.46
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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.