Finding the Fourth Proportional to 980,622.04, 1,353,250.38 and 550,893.12
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Solution
The fourth proportional to 980,622.04, 1,353,250.38 and 550,893.12 is: 760,227.99
Step by Step Solution
- Step 1: Write the proportion equation
980,622.04 : 1,353,250.38 = 550,893.12 : x - Step 2: Convert to fraction form
980,622.04/1,353,250.38 = 550,893.12/x - Step 3: Cross multiply
980,622.04x = 1,353,250.38 × 550,893.12 - Step 4: Simplify right side
980,622.04x = 745,496,323,979.39 - Step 5: Solve for x
x = 745,496,323,979.39/980,622.04 - Step 6: Final answer
x = 760,227.99
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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.