Finding the Fourth Proportional to 347,760.96, 521,779.68 and 160,860.48
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Solution
The fourth proportional to 347,760.96, 521,779.68 and 160,860.48 is: 241,354.66
Step by Step Solution
- Step 1: Write the proportion equation
347,760.96 : 521,779.68 = 160,860.48 : x - Step 2: Convert to fraction form
347,760.96/521,779.68 = 160,860.48/x - Step 3: Cross multiply
347,760.96x = 521,779.68 × 160,860.48 - Step 4: Simplify right side
347,760.96x = 83,933,729,779.05 - Step 5: Solve for x
x = 83,933,729,779.05/347,760.96 - Step 6: Final answer
x = 241,354.66
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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.