Finding the Fourth Proportional to 367,322.21, 506,869.65 and 206,140.31
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Solution
The fourth proportional to 367,322.21, 506,869.65 and 206,140.31 is: 284,453.99
Step by Step Solution
- Step 1: Write the proportion equation
367,322.21 : 506,869.65 = 206,140.31 : x - Step 2: Convert to fraction form
367,322.21/506,869.65 = 206,140.31/x - Step 3: Cross multiply
367,322.21x = 506,869.65 × 206,140.31 - Step 4: Simplify right side
367,322.21x = 104,486,268,047.77 - Step 5: Solve for x
x = 104,486,268,047.77/367,322.21 - Step 6: Final answer
x = 284,453.99
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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.