Finding the Fourth Proportional to 629,794.65, 944,691.99 and 209,070.52
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Solution
The fourth proportional to 629,794.65, 944,691.99 and 209,070.52 is: 313,605.78
Step by Step Solution
- Step 1: Write the proportion equation
629,794.65 : 944,691.99 = 209,070.52 : x - Step 2: Convert to fraction form
629,794.65/944,691.99 = 209,070.52/x - Step 3: Cross multiply
629,794.65x = 944,691.99 × 209,070.52 - Step 4: Simplify right side
629,794.65x = 197,507,245,589.14 - Step 5: Solve for x
x = 197,507,245,589.14/629,794.65 - Step 6: Final answer
x = 313,605.78
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Similar ratio
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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.