Finding the Fourth Proportional to 510,161.07, 764,187.53 and 299,163.63
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Solution
The fourth proportional to 510,161.07, 764,187.53 and 299,163.63 is: 448,127.32
Step by Step Solution
- Step 1: Write the proportion equation
510,161.07 : 764,187.53 = 299,163.63 : x - Step 2: Convert to fraction form
510,161.07/764,187.53 = 299,163.63/x - Step 3: Cross multiply
510,161.07x = 764,187.53 × 299,163.63 - Step 4: Simplify right side
510,161.07x = 228,617,113,979.72 - Step 5: Solve for x
x = 228,617,113,979.72/510,161.07 - Step 6: Final answer
x = 448,127.32
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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.