Finding the Fourth Proportional to 345,175.41, 476,341.81 and 201,963.05
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Solution
The fourth proportional to 345,175.41, 476,341.81 and 201,963.05 is: 278,708.86
Step by Step Solution
- Step 1: Write the proportion equation
345,175.41 : 476,341.81 = 201,963.05 : x - Step 2: Convert to fraction form
345,175.41/476,341.81 = 201,963.05/x - Step 3: Cross multiply
345,175.41x = 476,341.81 × 201,963.05 - Step 4: Simplify right side
345,175.41x = 96,203,445,980.98 - Step 5: Solve for x
x = 96,203,445,980.98/345,175.41 - Step 6: Final answer
x = 278,708.86
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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.