Finding the Fourth Proportional to 339,026.58, 508,682.53 and 211,049.99
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Solution
The fourth proportional to 339,026.58, 508,682.53 and 211,049.99 is: 316,663.79
Step by Step Solution
- Step 1: Write the proportion equation
339,026.58 : 508,682.53 = 211,049.99 : x - Step 2: Convert to fraction form
339,026.58/508,682.53 = 211,049.99/x - Step 3: Cross multiply
339,026.58x = 508,682.53 × 211,049.99 - Step 4: Simplify right side
339,026.58x = 107,357,442,497.63 - Step 5: Solve for x
x = 107,357,442,497.63/339,026.58 - Step 6: Final answer
x = 316,663.79
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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.