Finding the Fourth Proportional to 955,236.92, 1,318,415.36 and 547,612.47
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Solution
The fourth proportional to 955,236.92, 1,318,415.36 and 547,612.47 is: 755,813.22
Step by Step Solution
- Step 1: Write the proportion equation
955,236.92 : 1,318,415.36 = 547,612.47 : x - Step 2: Convert to fraction form
955,236.92/1,318,415.36 = 547,612.47/x - Step 3: Cross multiply
955,236.92x = 1,318,415.36 × 547,612.47 - Step 4: Simplify right side
955,236.92x = 721,980,689,037.48 - Step 5: Solve for x
x = 721,980,689,037.48/955,236.92 - Step 6: Final answer
x = 755,813.22
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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.