Finding the Fourth Proportional to 574,525.08, 861,846.60 and 219,837.42
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Solution
The fourth proportional to 574,525.08, 861,846.60 and 219,837.42 is: 329,778.70
Step by Step Solution
- Step 1: Write the proportion equation
574,525.08 : 861,846.60 = 219,837.42 : x - Step 2: Convert to fraction form
574,525.08/861,846.60 = 219,837.42/x - Step 3: Cross multiply
574,525.08x = 861,846.60 × 219,837.42 - Step 4: Simplify right side
574,525.08x = 189,466,132,979.77 - Step 5: Solve for x
x = 189,466,132,979.77/574,525.08 - Step 6: Final answer
x = 329,778.70
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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.