Finding the Fourth Proportional to 542,827.56, 749,114.04 and 301,102.26
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Solution
The fourth proportional to 542,827.56, 749,114.04 and 301,102.26 is: 415,527.78
Step by Step Solution
- Step 1: Write the proportion equation
542,827.56 : 749,114.04 = 301,102.26 : x - Step 2: Convert to fraction form
542,827.56/749,114.04 = 301,102.26/x - Step 3: Cross multiply
542,827.56x = 749,114.04 × 301,102.26 - Step 4: Simplify right side
542,827.56x = 225,559,930,441.73 - Step 5: Solve for x
x = 225,559,930,441.73/542,827.56 - Step 6: Final answer
x = 415,527.78
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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.