Finding the Fourth Proportional to 461,908.80, 691,696.80 and 368,596.80
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Solution
The fourth proportional to 461,908.80, 691,696.80 and 368,596.80 is: 551,964.43
Step by Step Solution
- Step 1: Write the proportion equation
461,908.80 : 691,696.80 = 368,596.80 : x - Step 2: Convert to fraction form
461,908.80/691,696.80 = 368,596.80/x - Step 3: Cross multiply
461,908.80x = 691,696.80 × 368,596.80 - Step 4: Simplify right side
461,908.80x = 254,957,227,050.24 - Step 5: Solve for x
x = 254,957,227,050.24/461,908.80 - Step 6: Final answer
x = 551,964.43
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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.