Finding the Fourth Proportional to 853,320.83, 1,177,556.00 and 466,130.03
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Solution
The fourth proportional to 853,320.83, 1,177,556.00 and 466,130.03 is: 643,244.83
Step by Step Solution
- Step 1: Write the proportion equation
853,320.83 : 1,177,556.00 = 466,130.03 : x - Step 2: Convert to fraction form
853,320.83/1,177,556.00 = 466,130.03/x - Step 3: Cross multiply
853,320.83x = 1,177,556.00 × 466,130.03 - Step 4: Simplify right side
853,320.83x = 548,894,205,388.25 - Step 5: Solve for x
x = 548,894,205,388.25/853,320.83 - Step 6: Final answer
x = 643,244.83
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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.