Finding the Fourth Proportional to 786,461.36, 1,179,688.37 and 246,757.14
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Solution
The fourth proportional to 786,461.36, 1,179,688.37 and 246,757.14 is: 370,134.56
Step by Step Solution
- Step 1: Write the proportion equation
786,461.36 : 1,179,688.37 = 246,757.14 : x - Step 2: Convert to fraction form
786,461.36/1,179,688.37 = 246,757.14/x - Step 3: Cross multiply
786,461.36x = 1,179,688.37 × 246,757.14 - Step 4: Simplify right side
786,461.36x = 291,096,528,426.69 - Step 5: Solve for x
x = 291,096,528,426.69/786,461.36 - Step 6: Final answer
x = 370,134.56
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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.