Finding the Fourth Proportional to 263,963.21, 364,075.71 and 173,286.08
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Solution
The fourth proportional to 263,963.21, 364,075.71 and 173,286.08 is: 239,007.76
Step by Step Solution
- Step 1: Write the proportion equation
263,963.21 : 364,075.71 = 173,286.08 : x - Step 2: Convert to fraction form
263,963.21/364,075.71 = 173,286.08/x - Step 3: Cross multiply
263,963.21x = 364,075.71 × 173,286.08 - Step 4: Simplify right side
263,963.21x = 63,089,254,526.86 - Step 5: Solve for x
x = 63,089,254,526.86/263,963.21 - Step 6: Final answer
x = 239,007.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.