Finding the Fourth Proportional to 591,177.08, 815,532.09 and 349,342.67
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Solution
The fourth proportional to 591,177.08, 815,532.09 and 349,342.67 is: 481,920.17
Step by Step Solution
- Step 1: Write the proportion equation
591,177.08 : 815,532.09 = 349,342.67 : x - Step 2: Convert to fraction form
591,177.08/815,532.09 = 349,342.67/x - Step 3: Cross multiply
591,177.08x = 815,532.09 × 349,342.67 - Step 4: Simplify right side
591,177.08x = 284,900,157,791.28 - Step 5: Solve for x
x = 284,900,157,791.28/591,177.08 - Step 6: Final answer
x = 481,920.17
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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.