Finding the Fourth Proportional to 648,378.44, 895,173.14 and 444,770.44
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Solution
The fourth proportional to 648,378.44, 895,173.14 and 444,770.44 is: 614,065.07
Step by Step Solution
- Step 1: Write the proportion equation
648,378.44 : 895,173.14 = 444,770.44 : x - Step 2: Convert to fraction form
648,378.44/895,173.14 = 444,770.44/x - Step 3: Cross multiply
648,378.44x = 895,173.14 × 444,770.44 - Step 4: Simplify right side
648,378.44x = 398,146,551,353.98 - Step 5: Solve for x
x = 398,146,551,353.98/648,378.44 - Step 6: Final answer
x = 614,065.07
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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.