Finding the Fourth Proportional to 804,611.88, 1,110,376.16 and 437,095.84
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Solution
The fourth proportional to 804,611.88, 1,110,376.16 and 437,095.84 is: 603,198.65
Step by Step Solution
- Step 1: Write the proportion equation
804,611.88 : 1,110,376.16 = 437,095.84 : x - Step 2: Convert to fraction form
804,611.88/1,110,376.16 = 437,095.84/x - Step 3: Cross multiply
804,611.88x = 1,110,376.16 × 437,095.84 - Step 4: Simplify right side
804,611.88x = 485,340,800,371.17 - Step 5: Solve for x
x = 485,340,800,371.17/804,611.88 - Step 6: Final answer
x = 603,198.65
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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.