Finding the Fourth Proportional to 874,907.68, 1,312,544.58 and 369,469.84
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Solution
The fourth proportional to 874,907.68, 1,312,544.58 and 369,469.84 is: 554,282.07
Step by Step Solution
- Step 1: Write the proportion equation
874,907.68 : 1,312,544.58 = 369,469.84 : x - Step 2: Convert to fraction form
874,907.68/1,312,544.58 = 369,469.84/x - Step 3: Cross multiply
874,907.68x = 1,312,544.58 × 369,469.84 - Step 4: Simplify right side
874,907.68x = 484,945,635,965.47 - Step 5: Solve for x
x = 484,945,635,965.47/874,907.68 - Step 6: Final answer
x = 554,282.07
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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.