Finding the Fourth Proportional to 550,760.41, 826,180.10 and 230,590.09
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Solution
The fourth proportional to 550,760.41, 826,180.10 and 230,590.09 is: 345,901.67
Step by Step Solution
- Step 1: Write the proportion equation
550,760.41 : 826,180.10 = 230,590.09 : x - Step 2: Convert to fraction form
550,760.41/826,180.10 = 230,590.09/x - Step 3: Cross multiply
550,760.41x = 826,180.10 × 230,590.09 - Step 4: Simplify right side
550,760.41x = 190,508,944,191.68 - Step 5: Solve for x
x = 190,508,944,191.68/550,760.41 - Step 6: Final answer
x = 345,901.67
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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.