Finding the Fourth Proportional to 374,565.03, 561,832.65 and 206,418.75
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Solution
The fourth proportional to 374,565.03, 561,832.65 and 206,418.75 is: 309,619.92
Step by Step Solution
- Step 1: Write the proportion equation
374,565.03 : 561,832.65 = 206,418.75 : x - Step 2: Convert to fraction form
374,565.03/561,832.65 = 206,418.75/x - Step 3: Cross multiply
374,565.03x = 561,832.65 × 206,418.75 - Step 4: Simplify right side
374,565.03x = 115,972,793,322.19 - Step 5: Solve for x
x = 115,972,793,322.19/374,565.03 - Step 6: Final answer
x = 309,619.92
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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.