Finding the Fourth Proportional to 387,026.92, 579,656.51 and 184,765.30
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Solution
The fourth proportional to 387,026.92, 579,656.51 and 184,765.30 is: 276,725.99
Step by Step Solution
- Step 1: Write the proportion equation
387,026.92 : 579,656.51 = 184,765.30 : x - Step 2: Convert to fraction form
387,026.92/579,656.51 = 184,765.30/x - Step 3: Cross multiply
387,026.92x = 579,656.51 × 184,765.30 - Step 4: Simplify right side
387,026.92x = 107,100,405,144.99 - Step 5: Solve for x
x = 107,100,405,144.99/387,026.92 - Step 6: Final answer
x = 276,725.99
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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.