Finding the Fourth Proportional to 367,318.23, 506,871.36 and 206,142.13
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Solution
The fourth proportional to 367,318.23, 506,871.36 and 206,142.13 is: 284,460.54
Step by Step Solution
- Step 1: Write the proportion equation
367,318.23 : 506,871.36 = 206,142.13 : x - Step 2: Convert to fraction form
367,318.23/506,871.36 = 206,142.13/x - Step 3: Cross multiply
367,318.23x = 506,871.36 × 206,142.13 - Step 4: Simplify right side
367,318.23x = 104,487,541,786.40 - Step 5: Solve for x
x = 104,487,541,786.40/367,318.23 - Step 6: Final answer
x = 284,460.54
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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.