Finding the Fourth Proportional to 228,814.62, 343,319.94 and 110,574.06
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Solution
The fourth proportional to 228,814.62, 343,319.94 and 110,574.06 is: 165,908.45
Step by Step Solution
- Step 1: Write the proportion equation
228,814.62 : 343,319.94 = 110,574.06 : x - Step 2: Convert to fraction form
228,814.62/343,319.94 = 110,574.06/x - Step 3: Cross multiply
228,814.62x = 343,319.94 × 110,574.06 - Step 4: Simplify right side
228,814.62x = 37,962,279,644.76 - Step 5: Solve for x
x = 37,962,279,644.76/228,814.62 - Step 6: Final answer
x = 165,908.45
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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.