Finding the Fourth Proportional to 331,570.90, 497,503.36 and 173,761.84
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Solution
The fourth proportional to 331,570.90, 497,503.36 and 173,761.84 is: 260,719.80
Step by Step Solution
- Step 1: Write the proportion equation
331,570.90 : 497,503.36 = 173,761.84 : x - Step 2: Convert to fraction form
331,570.90/497,503.36 = 173,761.84/x - Step 3: Cross multiply
331,570.90x = 497,503.36 × 173,761.84 - Step 4: Simplify right side
331,570.90x = 86,447,099,239.78 - Step 5: Solve for x
x = 86,447,099,239.78/331,570.90 - Step 6: Final answer
x = 260,719.80
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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.