Finding the Fourth Proportional to 297,175.74, 445,763.91 and 105,192.96
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Solution
The fourth proportional to 297,175.74, 445,763.91 and 105,192.96 is: 157,789.55
Step by Step Solution
- Step 1: Write the proportion equation
297,175.74 : 445,763.91 = 105,192.96 : x - Step 2: Convert to fraction form
297,175.74/445,763.91 = 105,192.96/x - Step 3: Cross multiply
297,175.74x = 445,763.91 × 105,192.96 - Step 4: Simplify right side
297,175.74x = 46,891,225,154.07 - Step 5: Solve for x
x = 46,891,225,154.07/297,175.74 - Step 6: Final answer
x = 157,789.55
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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.