Finding the Fourth Proportional to 955,035.26, 1,318,135.65 and 547,410.14
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Solution
The fourth proportional to 955,035.26, 1,318,135.65 and 547,410.14 is: 755,533.17
Step by Step Solution
- Step 1: Write the proportion equation
955,035.26 : 1,318,135.65 = 547,410.14 : x - Step 2: Convert to fraction form
955,035.26/1,318,135.65 = 547,410.14/x - Step 3: Cross multiply
955,035.26x = 1,318,135.65 × 547,410.14 - Step 4: Simplify right side
955,035.26x = 721,560,820,705.49 - Step 5: Solve for x
x = 721,560,820,705.49/955,035.26 - Step 6: Final answer
x = 755,533.17
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1.5x scale
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.