Finding the Fourth Proportional to 556,184.18, 827,120.98 and 538,469.48
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Solution
The fourth proportional to 556,184.18, 827,120.98 and 538,469.48 is: 800,776.83
Step by Step Solution
- Step 1: Write the proportion equation
556,184.18 : 827,120.98 = 538,469.48 : x - Step 2: Convert to fraction form
556,184.18/827,120.98 = 538,469.48/x - Step 3: Cross multiply
556,184.18x = 827,120.98 × 538,469.48 - Step 4: Simplify right side
556,184.18x = 445,379,403,997.69 - Step 5: Solve for x
x = 445,379,403,997.69/556,184.18 - Step 6: Final answer
x = 800,776.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.