Finding the Fourth Proportional to 417,153.26, 575,636.06 and 235,840.02
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Solution
The fourth proportional to 417,153.26, 575,636.06 and 235,840.02 is: 325,439.19
Step by Step Solution
- Step 1: Write the proportion equation
417,153.26 : 575,636.06 = 235,840.02 : x - Step 2: Convert to fraction form
417,153.26/575,636.06 = 235,840.02/x - Step 3: Cross multiply
417,153.26x = 575,636.06 × 235,840.02 - Step 4: Simplify right side
417,153.26x = 135,758,018,723.92 - Step 5: Solve for x
x = 135,758,018,723.92/417,153.26 - Step 6: Final answer
x = 325,439.19
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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.