Finding the Fourth Proportional to 326,908.64, 451,130.84 and 181,710.62
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Solution
The fourth proportional to 326,908.64, 451,130.84 and 181,710.62 is: 250,758.94
Step by Step Solution
- Step 1: Write the proportion equation
326,908.64 : 451,130.84 = 181,710.62 : x - Step 2: Convert to fraction form
326,908.64/451,130.84 = 181,710.62/x - Step 3: Cross multiply
326,908.64x = 451,130.84 × 181,710.62 - Step 4: Simplify right side
326,908.64x = 81,975,264,637.52 - Step 5: Solve for x
x = 81,975,264,637.52/326,908.64 - Step 6: Final answer
x = 250,758.94
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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.