Finding the Fourth Proportional to 367,406.09, 506,985.41 and 206,224.19
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Solution
The fourth proportional to 367,406.09, 506,985.41 and 206,224.19 is: 284,569.74
Step by Step Solution
- Step 1: Write the proportion equation
367,406.09 : 506,985.41 = 206,224.19 : x - Step 2: Convert to fraction form
367,406.09/506,985.41 = 206,224.19/x - Step 3: Cross multiply
367,406.09x = 506,985.41 × 206,224.19 - Step 4: Simplify right side
367,406.09x = 104,552,655,519.07 - Step 5: Solve for x
x = 104,552,655,519.07/367,406.09 - Step 6: Final answer
x = 284,569.74
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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.