Finding the Fourth Proportional to 804,570.99, 1,206,856.49 and 205,533.47
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Solution
The fourth proportional to 804,570.99, 1,206,856.49 and 205,533.47 is: 308,300.20
Step by Step Solution
- Step 1: Write the proportion equation
804,570.99 : 1,206,856.49 = 205,533.47 : x - Step 2: Convert to fraction form
804,570.99/1,206,856.49 = 205,533.47/x - Step 3: Cross multiply
804,570.99x = 1,206,856.49 × 205,533.47 - Step 4: Simplify right side
804,570.99x = 248,049,395,119.77 - Step 5: Solve for x
x = 248,049,395,119.77/804,570.99 - Step 6: Final answer
x = 308,300.20
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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.