Finding the Fourth Proportional to 526,615.12, 790,365.06 and 227,321.80
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Solution
The fourth proportional to 526,615.12, 790,365.06 and 227,321.80 is: 341,173.66
Step by Step Solution
- Step 1: Write the proportion equation
526,615.12 : 790,365.06 = 227,321.80 : x - Step 2: Convert to fraction form
526,615.12/790,365.06 = 227,321.80/x - Step 3: Cross multiply
526,615.12x = 790,365.06 × 227,321.80 - Step 4: Simplify right side
526,615.12x = 179,667,208,096.31 - Step 5: Solve for x
x = 179,667,208,096.31/526,615.12 - Step 6: Final answer
x = 341,173.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.