Finding the Fourth Proportional to 338,782.08, 467,507.52 and 187,893.12
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Solution
The fourth proportional to 338,782.08, 467,507.52 and 187,893.12 is: 259,285.99
Step by Step Solution
- Step 1: Write the proportion equation
338,782.08 : 467,507.52 = 187,893.12 : x - Step 2: Convert to fraction form
338,782.08/467,507.52 = 187,893.12/x - Step 3: Cross multiply
338,782.08x = 467,507.52 × 187,893.12 - Step 4: Simplify right side
338,782.08x = 87,841,446,556.26 - Step 5: Solve for x
x = 87,841,446,556.26/338,782.08 - Step 6: Final answer
x = 259,285.99
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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.