Finding the Fourth Proportional to 536,190.74, 804,396.50 and 157,123.76
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Solution
The fourth proportional to 536,190.74, 804,396.50 and 157,123.76 is: 235,717.99
Step by Step Solution
- Step 1: Write the proportion equation
536,190.74 : 804,396.50 = 157,123.76 : x - Step 2: Convert to fraction form
536,190.74/804,396.50 = 157,123.76/x - Step 3: Cross multiply
536,190.74x = 804,396.50 × 157,123.76 - Step 4: Simplify right side
536,190.74x = 126,389,801,825.22 - Step 5: Solve for x
x = 126,389,801,825.22/536,190.74 - Step 6: Final answer
x = 235,717.99
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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.