Finding the Fourth Proportional to 738,283.68, 1,107,228.96 and 264,898.08
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Solution
The fourth proportional to 738,283.68, 1,107,228.96 and 264,898.08 is: 397,276.59
Step by Step Solution
- Step 1: Write the proportion equation
738,283.68 : 1,107,228.96 = 264,898.08 : x - Step 2: Convert to fraction form
738,283.68/1,107,228.96 = 264,898.08/x - Step 3: Cross multiply
738,283.68x = 1,107,228.96 × 264,898.08 - Step 4: Simplify right side
738,283.68x = 293,302,825,624.40 - Step 5: Solve for x
x = 293,302,825,624.40/738,283.68 - Step 6: Final answer
x = 397,276.59
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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.