Finding the Fourth Proportional to 254,768.24, 382,207.92 and 77,289.08
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Solution
The fourth proportional to 254,768.24, 382,207.92 and 77,289.08 is: 115,950.48
Step by Step Solution
- Step 1: Write the proportion equation
254,768.24 : 382,207.92 = 77,289.08 : x - Step 2: Convert to fraction form
254,768.24/382,207.92 = 77,289.08/x - Step 3: Cross multiply
254,768.24x = 382,207.92 × 77,289.08 - Step 4: Simplify right side
254,768.24x = 29,540,498,505.51 - Step 5: Solve for x
x = 29,540,498,505.51/254,768.24 - Step 6: Final answer
x = 115,950.48
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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.