Finding the Fourth Proportional to 305,101.74, 421,050.94 and 184,218.96
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Solution
The fourth proportional to 305,101.74, 421,050.94 and 184,218.96 is: 254,228.53
Step by Step Solution
- Step 1: Write the proportion equation
305,101.74 : 421,050.94 = 184,218.96 : x - Step 2: Convert to fraction form
305,101.74/421,050.94 = 184,218.96/x - Step 3: Cross multiply
305,101.74x = 421,050.94 × 184,218.96 - Step 4: Simplify right side
305,101.74x = 77,565,566,273.82 - Step 5: Solve for x
x = 77,565,566,273.82/305,101.74 - Step 6: Final answer
x = 254,228.53
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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.