Finding the Fourth Proportional to 546,776.19, 754,550.10 and 305,044.38
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Solution
The fourth proportional to 546,776.19, 754,550.10 and 305,044.38 is: 420,960.66
Step by Step Solution
- Step 1: Write the proportion equation
546,776.19 : 754,550.10 = 305,044.38 : x - Step 2: Convert to fraction form
546,776.19/754,550.10 = 305,044.38/x - Step 3: Cross multiply
546,776.19x = 754,550.10 × 305,044.38 - Step 4: Simplify right side
546,776.19x = 230,171,267,433.44 - Step 5: Solve for x
x = 230,171,267,433.44/546,776.19 - Step 6: Final answer
x = 420,960.66
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1.5x scale
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.