Finding the Fourth Proportional to 368,651.97, 552,977.37 and 115,954.65
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Solution
The fourth proportional to 368,651.97, 552,977.37 and 115,954.65 is: 173,931.79
Step by Step Solution
- Step 1: Write the proportion equation
368,651.97 : 552,977.37 = 115,954.65 : x - Step 2: Convert to fraction form
368,651.97/552,977.37 = 115,954.65/x - Step 3: Cross multiply
368,651.97x = 552,977.37 × 115,954.65 - Step 4: Simplify right side
368,651.97x = 64,120,297,396.27 - Step 5: Solve for x
x = 64,120,297,396.27/368,651.97 - Step 6: Final answer
x = 173,931.79
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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.