Finding the Fourth Proportional to 901,822.26, 1,244,465.11 and 493,844.93
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Solution
The fourth proportional to 901,822.26, 1,244,465.11 and 493,844.93 is: 681,478.84
Step by Step Solution
- Step 1: Write the proportion equation
901,822.26 : 1,244,465.11 = 493,844.93 : x - Step 2: Convert to fraction form
901,822.26/1,244,465.11 = 493,844.93/x - Step 3: Cross multiply
901,822.26x = 1,244,465.11 × 493,844.93 - Step 4: Simplify right side
901,822.26x = 614,572,786,662.39 - Step 5: Solve for x
x = 614,572,786,662.39/901,822.26 - Step 6: Final answer
x = 681,478.84
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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.