Finding the Fourth Proportional to 394,253.04, 544,069.42 and 212,964.98
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Solution
The fourth proportional to 394,253.04, 544,069.42 and 212,964.98 is: 293,891.79
Step by Step Solution
- Step 1: Write the proportion equation
394,253.04 : 544,069.42 = 212,964.98 : x - Step 2: Convert to fraction form
394,253.04/544,069.42 = 212,964.98/x - Step 3: Cross multiply
394,253.04x = 544,069.42 × 212,964.98 - Step 4: Simplify right side
394,253.04x = 115,867,733,148.91 - Step 5: Solve for x
x = 115,867,733,148.91/394,253.04 - Step 6: Final answer
x = 293,891.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.