Finding the Fourth Proportional to 524,512.68, 785,077.14 and 271,445.02
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Solution
The fourth proportional to 524,512.68, 785,077.14 and 271,445.02 is: 406,291.95
Step by Step Solution
- Step 1: Write the proportion equation
524,512.68 : 785,077.14 = 271,445.02 : x - Step 2: Convert to fraction form
524,512.68/785,077.14 = 271,445.02/x - Step 3: Cross multiply
524,512.68x = 785,077.14 × 271,445.02 - Step 4: Simplify right side
524,512.68x = 213,105,279,968.84 - Step 5: Solve for x
x = 213,105,279,968.84/524,512.68 - Step 6: Final answer
x = 406,291.95
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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.