Finding the Fourth Proportional to 408,244.75, 563,396.97 and 226,959.71
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Solution
The fourth proportional to 408,244.75, 563,396.97 and 226,959.71 is: 313,215.08
Step by Step Solution
- Step 1: Write the proportion equation
408,244.75 : 563,396.97 = 226,959.71 : x - Step 2: Convert to fraction form
408,244.75/563,396.97 = 226,959.71/x - Step 3: Cross multiply
408,244.75x = 563,396.97 × 226,959.71 - Step 4: Simplify right side
408,244.75x = 127,868,412,926.08 - Step 5: Solve for x
x = 127,868,412,926.08/408,244.75 - Step 6: Final answer
x = 313,215.08
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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.