Finding the Fourth Proportional to 674,546.48, 930,887.46 and 368,641.79
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Solution
The fourth proportional to 674,546.48, 930,887.46 and 368,641.79 is: 508,732.95
Step by Step Solution
- Step 1: Write the proportion equation
674,546.48 : 930,887.46 = 368,641.79 : x - Step 2: Convert to fraction form
674,546.48/930,887.46 = 368,641.79/x - Step 3: Cross multiply
674,546.48x = 930,887.46 × 368,641.79 - Step 4: Simplify right side
674,546.48x = 343,164,022,034.27 - Step 5: Solve for x
x = 343,164,022,034.27/674,546.48 - Step 6: Final answer
x = 508,732.95
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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.