Finding the Fourth Proportional to 548,744.99, 756,936.57 and 362,477.59
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Solution
The fourth proportional to 548,744.99, 756,936.57 and 362,477.59 is: 500,000.09
Step by Step Solution
- Step 1: Write the proportion equation
548,744.99 : 756,936.57 = 362,477.59 : x - Step 2: Convert to fraction form
548,744.99/756,936.57 = 362,477.59/x - Step 3: Cross multiply
548,744.99x = 756,936.57 × 362,477.59 - Step 4: Simplify right side
548,744.99x = 274,372,543,676.47 - Step 5: Solve for x
x = 274,372,543,676.47/548,744.99 - Step 6: Final answer
x = 500,000.09
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1.5x scale
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.