Finding the Fourth Proportional to 419,634.93, 629,004.18 and 239,332.17
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Solution
The fourth proportional to 419,634.93, 629,004.18 and 239,332.17 is: 358,742.62
Step by Step Solution
- Step 1: Write the proportion equation
419,634.93 : 629,004.18 = 239,332.17 : x - Step 2: Convert to fraction form
419,634.93/629,004.18 = 239,332.17/x - Step 3: Cross multiply
419,634.93x = 629,004.18 × 239,332.17 - Step 4: Simplify right side
419,634.93x = 150,540,936,235.97 - Step 5: Solve for x
x = 150,540,936,235.97/419,634.93 - Step 6: Final answer
x = 358,742.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.