Finding the Fourth Proportional to 759,596.34, 1,139,394.51 and 198,625.98
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Solution
The fourth proportional to 759,596.34, 1,139,394.51 and 198,625.98 is: 297,938.97
Step by Step Solution
- Step 1: Write the proportion equation
759,596.34 : 1,139,394.51 = 198,625.98 : x - Step 2: Convert to fraction form
759,596.34/1,139,394.51 = 198,625.98/x - Step 3: Cross multiply
759,596.34x = 1,139,394.51 × 198,625.98 - Step 4: Simplify right side
759,596.34x = 226,313,351,155.37 - Step 5: Solve for x
x = 226,313,351,155.37/759,596.34 - Step 6: Final answer
x = 297,938.97
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.