Finding the Fourth Proportional to 330,449.01, 495,664.77 and 93,791.70
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Solution
The fourth proportional to 330,449.01, 495,664.77 and 93,791.70 is: 140,685.07
Step by Step Solution
- Step 1: Write the proportion equation
330,449.01 : 495,664.77 = 93,791.70 : x - Step 2: Convert to fraction form
330,449.01/495,664.77 = 93,791.70/x - Step 3: Cross multiply
330,449.01x = 495,664.77 × 93,791.70 - Step 4: Simplify right side
330,449.01x = 46,489,241,408.41 - Step 5: Solve for x
x = 46,489,241,408.41/330,449.01 - Step 6: Final answer
x = 140,685.07
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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.