Finding the Fourth Proportional to 591,745.96, 815,783.70 and 410,146.12
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Solution
The fourth proportional to 591,745.96, 815,783.70 and 410,146.12 is: 565,429.33
Step by Step Solution
- Step 1: Write the proportion equation
591,745.96 : 815,783.70 = 410,146.12 : x - Step 2: Convert to fraction form
591,745.96/815,783.70 = 410,146.12/x - Step 3: Cross multiply
591,745.96x = 815,783.70 × 410,146.12 - Step 4: Simplify right side
591,745.96x = 334,590,519,314.24 - Step 5: Solve for x
x = 334,590,519,314.24/591,745.96 - Step 6: Final answer
x = 565,429.33
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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.