Finding the Fourth Proportional to 330,075.97, 455,515.68 and 186,832.94
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Solution
The fourth proportional to 330,075.97, 455,515.68 and 186,832.94 is: 257,835.59
Step by Step Solution
- Step 1: Write the proportion equation
330,075.97 : 455,515.68 = 186,832.94 : x - Step 2: Convert to fraction form
330,075.97/455,515.68 = 186,832.94/x - Step 3: Cross multiply
330,075.97x = 455,515.68 × 186,832.94 - Step 4: Simplify right side
330,075.97x = 85,105,332,133.54 - Step 5: Solve for x
x = 85,105,332,133.54/330,075.97 - Step 6: Final answer
x = 257,835.59
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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.