Finding the Fourth Proportional to 513,548.54, 770,653.30 and 277,054.46
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Solution
The fourth proportional to 513,548.54, 770,653.30 and 277,054.46 is: 415,759.99
Step by Step Solution
- Step 1: Write the proportion equation
513,548.54 : 770,653.30 = 277,054.46 : x - Step 2: Convert to fraction form
513,548.54/770,653.30 = 277,054.46/x - Step 3: Cross multiply
513,548.54x = 770,653.30 × 277,054.46 - Step 4: Simplify right side
513,548.54x = 213,512,933,878.72 - Step 5: Solve for x
x = 213,512,933,878.72/513,548.54 - Step 6: Final answer
x = 415,759.99
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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.