Finding the Fourth Proportional to 539,566.96, 809,349.90 and 160,486.12
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Solution
The fourth proportional to 539,566.96, 809,349.90 and 160,486.12 is: 240,729.02
Step by Step Solution
- Step 1: Write the proportion equation
539,566.96 : 809,349.90 = 160,486.12 : x - Step 2: Convert to fraction form
539,566.96/809,349.90 = 160,486.12/x - Step 3: Cross multiply
539,566.96x = 809,349.90 × 160,486.12 - Step 4: Simplify right side
539,566.96x = 129,889,425,173.39 - Step 5: Solve for x
x = 129,889,425,173.39/539,566.96 - Step 6: Final answer
x = 240,729.02
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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.