Finding the Fourth Proportional to 810,593.01, 1,118,676.24 and 448,009.08
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Solution
The fourth proportional to 810,593.01, 1,118,676.24 and 448,009.08 is: 618,284.52
Step by Step Solution
- Step 1: Write the proportion equation
810,593.01 : 1,118,676.24 = 448,009.08 : x - Step 2: Convert to fraction form
810,593.01/1,118,676.24 = 448,009.08/x - Step 3: Cross multiply
810,593.01x = 1,118,676.24 × 448,009.08 - Step 4: Simplify right side
810,593.01x = 501,177,113,100.26 - Step 5: Solve for x
x = 501,177,113,100.26/810,593.01 - Step 6: Final answer
x = 618,284.52
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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.