Finding the Fourth Proportional to 486,512.99, 671,383.92 and 265,750.46
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Solution
The fourth proportional to 486,512.99, 671,383.92 and 265,750.46 is: 366,733.44
Step by Step Solution
- Step 1: Write the proportion equation
486,512.99 : 671,383.92 = 265,750.46 : x - Step 2: Convert to fraction form
486,512.99/671,383.92 = 265,750.46/x - Step 3: Cross multiply
486,512.99x = 671,383.92 × 265,750.46 - Step 4: Simplify right side
486,512.99x = 178,420,583,963.74 - Step 5: Solve for x
x = 178,420,583,963.74/486,512.99 - Step 6: Final answer
x = 366,733.44
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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.