Finding the Fourth Proportional to 702,437.84, 1,053,619.68 and 197,033.68
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Solution
The fourth proportional to 702,437.84, 1,053,619.68 and 197,033.68 is: 295,540.12
Step by Step Solution
- Step 1: Write the proportion equation
702,437.84 : 1,053,619.68 = 197,033.68 : x - Step 2: Convert to fraction form
702,437.84/1,053,619.68 = 197,033.68/x - Step 3: Cross multiply
702,437.84x = 1,053,619.68 × 197,033.68 - Step 4: Simplify right side
702,437.84x = 207,598,562,870.82 - Step 5: Solve for x
x = 207,598,562,870.82/702,437.84 - Step 6: Final answer
x = 295,540.12
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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.