Finding the Fourth Proportional to 385,204.05, 577,904.49 and 148,483.17
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Solution
The fourth proportional to 385,204.05, 577,904.49 and 148,483.17 is: 222,762.69
Step by Step Solution
- Step 1: Write the proportion equation
385,204.05 : 577,904.49 = 148,483.17 : x - Step 2: Convert to fraction form
385,204.05/577,904.49 = 148,483.17/x - Step 3: Cross multiply
385,204.05x = 577,904.49 × 148,483.17 - Step 4: Simplify right side
385,204.05x = 85,809,090,632.43 - Step 5: Solve for x
x = 85,809,090,632.43/385,204.05 - Step 6: Final answer
x = 222,762.69
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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.