Finding the Fourth Proportional to 339,352.36, 508,253.36 and 161,984.24
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Solution
The fourth proportional to 339,352.36, 508,253.36 and 161,984.24 is: 242,606.34
Step by Step Solution
- Step 1: Write the proportion equation
339,352.36 : 508,253.36 = 161,984.24 : x - Step 2: Convert to fraction form
339,352.36/508,253.36 = 161,984.24/x - Step 3: Cross multiply
339,352.36x = 508,253.36 × 161,984.24 - Step 4: Simplify right side
339,352.36x = 82,329,034,247.05 - Step 5: Solve for x
x = 82,329,034,247.05/339,352.36 - Step 6: Final answer
x = 242,606.34
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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.