Finding the Fourth Proportional to 702,750.96, 969,789.60 and 380,452.68
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Solution
The fourth proportional to 702,750.96, 969,789.60 and 380,452.68 is: 525,021.06
Step by Step Solution
- Step 1: Write the proportion equation
702,750.96 : 969,789.60 = 380,452.68 : x - Step 2: Convert to fraction form
702,750.96/969,789.60 = 380,452.68/x - Step 3: Cross multiply
702,750.96x = 969,789.60 × 380,452.68 - Step 4: Simplify right side
702,750.96x = 368,959,052,356.13 - Step 5: Solve for x
x = 368,959,052,356.13/702,750.96 - Step 6: Final answer
x = 525,021.06
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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.