Finding the Fourth Proportional to 782,798.22, 1,173,827.16 and 303,250.62
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Solution
The fourth proportional to 782,798.22, 1,173,827.16 and 303,250.62 is: 454,732.53
Step by Step Solution
- Step 1: Write the proportion equation
782,798.22 : 1,173,827.16 = 303,250.62 : x - Step 2: Convert to fraction form
782,798.22/1,173,827.16 = 303,250.62/x - Step 3: Cross multiply
782,798.22x = 1,173,827.16 × 303,250.62 - Step 4: Simplify right side
782,798.22x = 355,963,814,042.84 - Step 5: Solve for x
x = 355,963,814,042.84/782,798.22 - Step 6: Final answer
x = 454,732.53
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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.