Finding the Fourth Proportional to 804,964.99, 1,110,609.21 and 482,557.45
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Solution
The fourth proportional to 804,964.99, 1,110,609.21 and 482,557.45 is: 665,783.92
Step by Step Solution
- Step 1: Write the proportion equation
804,964.99 : 1,110,609.21 = 482,557.45 : x - Step 2: Convert to fraction form
804,964.99/1,110,609.21 = 482,557.45/x - Step 3: Cross multiply
804,964.99x = 1,110,609.21 × 482,557.45 - Step 4: Simplify right side
804,964.99x = 535,932,748,324.12 - Step 5: Solve for x
x = 535,932,748,324.12/804,964.99 - Step 6: Final answer
x = 665,783.92
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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.