Finding the Fourth Proportional to 773,613.36, 1,067,604.84 and 434,106.72
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Solution
The fourth proportional to 773,613.36, 1,067,604.84 and 434,106.72 is: 599,077.60
Step by Step Solution
- Step 1: Write the proportion equation
773,613.36 : 1,067,604.84 = 434,106.72 : x - Step 2: Convert to fraction form
773,613.36/1,067,604.84 = 434,106.72/x - Step 3: Cross multiply
773,613.36x = 1,067,604.84 × 434,106.72 - Step 4: Simplify right side
773,613.36x = 463,454,435,348.53 - Step 5: Solve for x
x = 463,454,435,348.53/773,613.36 - Step 6: Final answer
x = 599,077.60
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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.