Finding the Fourth Proportional to 756,684.57, 1,044,232.80 and 417,164.97
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Solution
The fourth proportional to 756,684.57, 1,044,232.80 and 417,164.97 is: 575,692.12
Step by Step Solution
- Step 1: Write the proportion equation
756,684.57 : 1,044,232.80 = 417,164.97 : x - Step 2: Convert to fraction form
756,684.57/1,044,232.80 = 417,164.97/x - Step 3: Cross multiply
756,684.57x = 1,044,232.80 × 417,164.97 - Step 4: Simplify right side
756,684.57x = 435,617,344,685.02 - Step 5: Solve for x
x = 435,617,344,685.02/756,684.57 - Step 6: Final answer
x = 575,692.12
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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.