Finding the Fourth Proportional to 591,589.21, 816,560.58 and 349,955.77
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Solution
The fourth proportional to 591,589.21, 816,560.58 and 349,955.77 is: 483,038.03
Step by Step Solution
- Step 1: Write the proportion equation
591,589.21 : 816,560.58 = 349,955.77 : x - Step 2: Convert to fraction form
591,589.21/816,560.58 = 349,955.77/x - Step 3: Cross multiply
591,589.21x = 816,560.58 × 349,955.77 - Step 4: Simplify right side
591,589.21x = 285,760,086,525.55 - Step 5: Solve for x
x = 285,760,086,525.55/591,589.21 - Step 6: Final answer
x = 483,038.03
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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.