Finding the Fourth Proportional to 871,524.63, 1,307,362.28 and 240,438.44
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Solution
The fourth proportional to 871,524.63, 1,307,362.28 and 240,438.44 is: 360,678.45
Step by Step Solution
- Step 1: Write the proportion equation
871,524.63 : 1,307,362.28 = 240,438.44 : x - Step 2: Convert to fraction form
871,524.63/1,307,362.28 = 240,438.44/x - Step 3: Cross multiply
871,524.63x = 1,307,362.28 × 240,438.44 - Step 4: Simplify right side
871,524.63x = 314,340,149,184.26 - Step 5: Solve for x
x = 314,340,149,184.26/871,524.63 - Step 6: Final answer
x = 360,678.45
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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.