Finding the Fourth Proportional to 731,692.09, 1,096,623.17 and 352,541.62
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Solution
The fourth proportional to 731,692.09, 1,096,623.17 and 352,541.62 is: 528,371.58
Step by Step Solution
- Step 1: Write the proportion equation
731,692.09 : 1,096,623.17 = 352,541.62 : x - Step 2: Convert to fraction form
731,692.09/1,096,623.17 = 352,541.62/x - Step 3: Cross multiply
731,692.09x = 1,096,623.17 × 352,541.62 - Step 4: Simplify right side
731,692.09x = 386,605,308,881.34 - Step 5: Solve for x
x = 386,605,308,881.34/731,692.09 - Step 6: Final answer
x = 528,371.58
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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.