Finding the Fourth Proportional to 305,306.01, 421,267.84 and 184,366.33
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Solution
The fourth proportional to 305,306.01, 421,267.84 and 184,366.33 is: 254,392.65
Step by Step Solution
- Step 1: Write the proportion equation
305,306.01 : 421,267.84 = 184,366.33 : x - Step 2: Convert to fraction form
305,306.01/421,267.84 = 184,366.33/x - Step 3: Cross multiply
305,306.01x = 421,267.84 × 184,366.33 - Step 4: Simplify right side
305,306.01x = 77,667,604,093.74 - Step 5: Solve for x
x = 77,667,604,093.74/305,306.01 - Step 6: Final answer
x = 254,392.65
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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.