Finding the Fourth Proportional to 367,628.84, 507,375.36 and 206,483.88
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Solution
The fourth proportional to 367,628.84, 507,375.36 and 206,483.88 is: 284,974.47
Step by Step Solution
- Step 1: Write the proportion equation
367,628.84 : 507,375.36 = 206,483.88 : x - Step 2: Convert to fraction form
367,628.84/507,375.36 = 206,483.88/x - Step 3: Cross multiply
367,628.84x = 507,375.36 × 206,483.88 - Step 4: Simplify right side
367,628.84x = 104,764,832,949.20 - Step 5: Solve for x
x = 104,764,832,949.20/367,628.84 - Step 6: Final answer
x = 284,974.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.