Finding the Fourth Proportional to 779,122, 1,168,890.36 and 246,653.92
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Solution
The fourth proportional to 779,122, 1,168,890.36 and 246,653.92 is: 370,046.53
Step by Step Solution
- Step 1: Write the proportion equation
779,122 : 1,168,890.36 = 246,653.92 : x - Step 2: Convert to fraction form
779,122/1,168,890.36 = 246,653.92/x - Step 3: Cross multiply
779,122x = 1,168,890.36 × 246,653.92 - Step 4: Simplify right side
779,122x = 288,311,389,344.21 - Step 5: Solve for x
x = 288,311,389,344.21/779,122 - Step 6: Final answer
x = 370,046.53
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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.