Finding the Fourth Proportional to 1,004,591.16, 1,507,147.56 and 330,777
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Solution
The fourth proportional to 1,004,591.16, 1,507,147.56 and 330,777 is: 496,251.38
Step by Step Solution
- Step 1: Write the proportion equation
1,004,591.16 : 1,507,147.56 = 330,777 : x - Step 2: Convert to fraction form
1,004,591.16/1,507,147.56 = 330,777/x - Step 3: Cross multiply
1,004,591.16x = 1,507,147.56 × 330,777 - Step 4: Simplify right side
1,004,591.16x = 498,529,748,454.12 - Step 5: Solve for x
x = 498,529,748,454.12/1,004,591.16 - Step 6: Final answer
x = 496,251.38
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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.