Finding the Fourth Proportional to 326,221.11, 450,184.21 and 181,048.81
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Solution
The fourth proportional to 326,221.11, 450,184.21 and 181,048.81 is: 249,846.84
Step by Step Solution
- Step 1: Write the proportion equation
326,221.11 : 450,184.21 = 181,048.81 : x - Step 2: Convert to fraction form
326,221.11/450,184.21 = 181,048.81/x - Step 3: Cross multiply
326,221.11x = 450,184.21 × 181,048.81 - Step 4: Simplify right side
326,221.11x = 81,505,312,345.13 - Step 5: Solve for x
x = 81,505,312,345.13/326,221.11 - Step 6: Final answer
x = 249,846.84
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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.