Finding the Fourth Proportional to 426,175.44, 639,202.80 and 173,566.08
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Solution
The fourth proportional to 426,175.44, 639,202.80 and 173,566.08 is: 260,324.54
Step by Step Solution
- Step 1: Write the proportion equation
426,175.44 : 639,202.80 = 173,566.08 : x - Step 2: Convert to fraction form
426,175.44/639,202.80 = 173,566.08/x - Step 3: Cross multiply
426,175.44x = 639,202.80 × 173,566.08 - Step 4: Simplify right side
426,175.44x = 110,943,924,321.02 - Step 5: Solve for x
x = 110,943,924,321.02/426,175.44 - Step 6: Final answer
x = 260,324.54
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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.