Finding the Fourth Proportional to 417,675.26, 576,392.42 and 226,688.65
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Solution
The fourth proportional to 417,675.26, 576,392.42 and 226,688.65 is: 312,830.64
Step by Step Solution
- Step 1: Write the proportion equation
417,675.26 : 576,392.42 = 226,688.65 : x - Step 2: Convert to fraction form
417,675.26/576,392.42 = 226,688.65/x - Step 3: Cross multiply
417,675.26x = 576,392.42 × 226,688.65 - Step 4: Simplify right side
417,675.26x = 130,661,619,560.03 - Step 5: Solve for x
x = 130,661,619,560.03/417,675.26 - Step 6: Final answer
x = 312,830.64
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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.