Finding the Fourth Proportional to 364,711.28, 546,007.64 and 212,444.08
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Solution
The fourth proportional to 364,711.28, 546,007.64 and 212,444.08 is: 318,049.09
Step by Step Solution
- Step 1: Write the proportion equation
364,711.28 : 546,007.64 = 212,444.08 : x - Step 2: Convert to fraction form
364,711.28/546,007.64 = 212,444.08/x - Step 3: Cross multiply
364,711.28x = 546,007.64 × 212,444.08 - Step 4: Simplify right side
364,711.28x = 115,996,090,752.77 - Step 5: Solve for x
x = 115,996,090,752.77/364,711.28 - Step 6: Final answer
x = 318,049.09
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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.