Finding the Fourth Proportional to 804,203.20, 1,207,226.40 and 471,966.40
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Solution
The fourth proportional to 804,203.20, 1,207,226.40 and 471,966.40 is: 708,490.46
Step by Step Solution
- Step 1: Write the proportion equation
804,203.20 : 1,207,226.40 = 471,966.40 : x - Step 2: Convert to fraction form
804,203.20/1,207,226.40 = 471,966.40/x - Step 3: Cross multiply
804,203.20x = 1,207,226.40 × 471,966.40 - Step 4: Simplify right side
804,203.20x = 569,770,297,992.96 - Step 5: Solve for x
x = 569,770,297,992.96/804,203.20 - Step 6: Final answer
x = 708,490.46
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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.