Finding the Fourth Proportional to 625,184.76, 936,649.62 and 384,880.44
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Solution
The fourth proportional to 625,184.76, 936,649.62 and 384,880.44 is: 576,626.53
Step by Step Solution
- Step 1: Write the proportion equation
625,184.76 : 936,649.62 = 384,880.44 : x - Step 2: Convert to fraction form
625,184.76/936,649.62 = 384,880.44/x - Step 3: Cross multiply
625,184.76x = 936,649.62 × 384,880.44 - Step 4: Simplify right side
625,184.76x = 360,498,117,871.43 - Step 5: Solve for x
x = 360,498,117,871.43/625,184.76 - Step 6: Final answer
x = 576,626.53
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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.