Finding the Fourth Proportional to 589,486.21, 883,593.79 and 285,237.75
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Solution
The fourth proportional to 589,486.21, 883,593.79 and 285,237.75 is: 427,549.12
Step by Step Solution
- Step 1: Write the proportion equation
589,486.21 : 883,593.79 = 285,237.75 : x - Step 2: Convert to fraction form
589,486.21/883,593.79 = 285,237.75/x - Step 3: Cross multiply
589,486.21x = 883,593.79 × 285,237.75 - Step 4: Simplify right side
589,486.21x = 252,034,307,173.96 - Step 5: Solve for x
x = 252,034,307,173.96/589,486.21 - Step 6: Final answer
x = 427,549.12
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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.