Finding the Fourth Proportional to 382,517.94, 527,578.20 and 246,574.02
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Solution
The fourth proportional to 382,517.94, 527,578.20 and 246,574.02 is: 340,080.98
Step by Step Solution
- Step 1: Write the proportion equation
382,517.94 : 527,578.20 = 246,574.02 : x - Step 2: Convert to fraction form
382,517.94/527,578.20 = 246,574.02/x - Step 3: Cross multiply
382,517.94x = 527,578.20 × 246,574.02 - Step 4: Simplify right side
382,517.94x = 130,087,077,638.36 - Step 5: Solve for x
x = 130,087,077,638.36/382,517.94 - Step 6: Final answer
x = 340,080.98
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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.