Finding the Fourth Proportional to 545,170.92, 817,523.10 and 190,079.88
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Solution
The fourth proportional to 545,170.92, 817,523.10 and 190,079.88 is: 285,038.48
Step by Step Solution
- Step 1: Write the proportion equation
545,170.92 : 817,523.10 = 190,079.88 : x - Step 2: Convert to fraction form
545,170.92/817,523.10 = 190,079.88/x - Step 3: Cross multiply
545,170.92x = 817,523.10 × 190,079.88 - Step 4: Simplify right side
545,170.92x = 155,394,692,745.23 - Step 5: Solve for x
x = 155,394,692,745.23/545,170.92 - Step 6: Final answer
x = 285,038.48
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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.