Finding the Fourth Proportional to 843,250.64, 1,163,670.72 and 461,274.08
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Solution
The fourth proportional to 843,250.64, 1,163,670.72 and 461,274.08 is: 636,549.94
Step by Step Solution
- Step 1: Write the proportion equation
843,250.64 : 1,163,670.72 = 461,274.08 : x - Step 2: Convert to fraction form
843,250.64/1,163,670.72 = 461,274.08/x - Step 3: Cross multiply
843,250.64x = 1,163,670.72 × 461,274.08 - Step 4: Simplify right side
843,250.64x = 536,771,140,790.94 - Step 5: Solve for x
x = 536,771,140,790.94/843,250.64 - Step 6: Final answer
x = 636,549.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.