Finding the Fourth Proportional to 895,817.28, 1,236,227.84 and 493,409.28
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Solution
The fourth proportional to 895,817.28, 1,236,227.84 and 493,409.28 is: 680,904.80
Step by Step Solution
- Step 1: Write the proportion equation
895,817.28 : 1,236,227.84 = 493,409.28 : x - Step 2: Convert to fraction form
895,817.28/1,236,227.84 = 493,409.28/x - Step 3: Cross multiply
895,817.28x = 1,236,227.84 × 493,409.28 - Step 4: Simplify right side
895,817.28x = 609,966,288,450.36 - Step 5: Solve for x
x = 609,966,288,450.36/895,817.28 - Step 6: Final answer
x = 680,904.80
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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.