Finding the Fourth Proportional to 506,563.18, 699,062.70 and 277,115.52
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Solution
The fourth proportional to 506,563.18, 699,062.70 and 277,115.52 is: 382,422.43
Step by Step Solution
- Step 1: Write the proportion equation
506,563.18 : 699,062.70 = 277,115.52 : x - Step 2: Convert to fraction form
506,563.18/699,062.70 = 277,115.52/x - Step 3: Cross multiply
506,563.18x = 699,062.70 × 277,115.52 - Step 4: Simplify right side
506,563.18x = 193,721,123,623.10 - Step 5: Solve for x
x = 193,721,123,623.10/506,563.18 - Step 6: Final answer
x = 382,422.43
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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.