Finding the Fourth Proportional to 262,570.41, 393,822.81 and 73,044.99
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Solution
The fourth proportional to 262,570.41, 393,822.81 and 73,044.99 is: 109,558.36
Step by Step Solution
- Step 1: Write the proportion equation
262,570.41 : 393,822.81 = 73,044.99 : x - Step 2: Convert to fraction form
262,570.41/393,822.81 = 73,044.99/x - Step 3: Cross multiply
262,570.41x = 393,822.81 × 73,044.99 - Step 4: Simplify right side
262,570.41x = 28,766,783,218.22 - Step 5: Solve for x
x = 28,766,783,218.22/262,570.41 - Step 6: Final answer
x = 109,558.36
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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.