Finding the Fourth Proportional to 477,918.10, 716,876.26 and 141,195.28
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Solution
The fourth proportional to 477,918.10, 716,876.26 and 141,195.28 is: 211,792.66
Step by Step Solution
- Step 1: Write the proportion equation
477,918.10 : 716,876.26 = 141,195.28 : x - Step 2: Convert to fraction form
477,918.10/716,876.26 = 141,195.28/x - Step 3: Cross multiply
477,918.10x = 716,876.26 × 141,195.28 - Step 4: Simplify right side
477,918.10x = 101,219,544,256.05 - Step 5: Solve for x
x = 101,219,544,256.05/477,918.10 - Step 6: Final answer
x = 211,792.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.