Finding the Fourth Proportional to 836,324.34, 1,154,605.05 and 550,673.70
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Solution
The fourth proportional to 836,324.34, 1,154,605.05 and 550,673.70 is: 760,244.09
Step by Step Solution
- Step 1: Write the proportion equation
836,324.34 : 1,154,605.05 = 550,673.70 : x - Step 2: Convert to fraction form
836,324.34/1,154,605.05 = 550,673.70/x - Step 3: Cross multiply
836,324.34x = 1,154,605.05 × 550,673.70 - Step 4: Simplify right side
836,324.34x = 635,810,634,922.19 - Step 5: Solve for x
x = 635,810,634,922.19/836,324.34 - Step 6: Final answer
x = 760,244.09
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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.