Finding the Fourth Proportional to 804,525.06, 1,206,845.19 and 243,603.30
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Solution
The fourth proportional to 804,525.06, 1,206,845.19 and 243,603.30 is: 365,422.39
Step by Step Solution
- Step 1: Write the proportion equation
804,525.06 : 1,206,845.19 = 243,603.30 : x - Step 2: Convert to fraction form
804,525.06/1,206,845.19 = 243,603.30/x - Step 3: Cross multiply
804,525.06x = 1,206,845.19 × 243,603.30 - Step 4: Simplify right side
804,525.06x = 293,991,470,873.13 - Step 5: Solve for x
x = 293,991,470,873.13/804,525.06 - Step 6: Final answer
x = 365,422.39
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1.5x scale
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.