Finding the Fourth Proportional to 804,042.18, 1,206,079.74 and 330,666.03
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Solution
The fourth proportional to 804,042.18, 1,206,079.74 and 330,666.03 is: 496,005.82
Step by Step Solution
- Step 1: Write the proportion equation
804,042.18 : 1,206,079.74 = 330,666.03 : x - Step 2: Convert to fraction form
804,042.18/1,206,079.74 = 330,666.03/x - Step 3: Cross multiply
804,042.18x = 1,206,079.74 × 330,666.03 - Step 4: Simplify right side
804,042.18x = 398,809,599,489.23 - Step 5: Solve for x
x = 398,809,599,489.23/804,042.18 - Step 6: Final answer
x = 496,005.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.