Finding the Fourth Proportional to 243,186.08, 364,031.71 and 207,313.88
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Solution
The fourth proportional to 243,186.08, 364,031.71 and 207,313.88 is: 310,333.66
Step by Step Solution
- Step 1: Write the proportion equation
243,186.08 : 364,031.71 = 207,313.88 : x - Step 2: Convert to fraction form
243,186.08/364,031.71 = 207,313.88/x - Step 3: Cross multiply
243,186.08x = 364,031.71 × 207,313.88 - Step 4: Simplify right side
243,186.08x = 75,468,826,243.13 - Step 5: Solve for x
x = 75,468,826,243.13/243,186.08 - Step 6: Final answer
x = 310,333.66
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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.