Finding the Fourth Proportional to 804,710.07, 1,207,152.57 and 299,211.75
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Solution
The fourth proportional to 804,710.07, 1,207,152.57 and 299,211.75 is: 448,850.15
Step by Step Solution
- Step 1: Write the proportion equation
804,710.07 : 1,207,152.57 = 299,211.75 : x - Step 2: Convert to fraction form
804,710.07/1,207,152.57 = 299,211.75/x - Step 3: Cross multiply
804,710.07x = 1,207,152.57 × 299,211.75 - Step 4: Simplify right side
804,710.07x = 361,194,232,986.70 - Step 5: Solve for x
x = 361,194,232,986.70/804,710.07 - Step 6: Final answer
x = 448,850.15
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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.