Finding the Fourth Proportional to 324,158.60, 486,237.90 and 113,817.80
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Solution
The fourth proportional to 324,158.60, 486,237.90 and 113,817.80 is: 170,726.70
Step by Step Solution
- Step 1: Write the proportion equation
324,158.60 : 486,237.90 = 113,817.80 : x - Step 2: Convert to fraction form
324,158.60/486,237.90 = 113,817.80/x - Step 3: Cross multiply
324,158.60x = 486,237.90 × 113,817.80 - Step 4: Simplify right side
324,158.60x = 55,342,528,054.62 - Step 5: Solve for x
x = 55,342,528,054.62/324,158.60 - Step 6: Final answer
x = 170,726.70
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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.