Finding the Fourth Proportional to 702,754.11, 1,053,457.76 and 297,388.70
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Solution
The fourth proportional to 702,754.11, 1,053,457.76 and 297,388.70 is: 445,798.07
Step by Step Solution
- Step 1: Write the proportion equation
702,754.11 : 1,053,457.76 = 297,388.70 : x - Step 2: Convert to fraction form
702,754.11/1,053,457.76 = 297,388.70/x - Step 3: Cross multiply
702,754.11x = 1,053,457.76 × 297,388.70 - Step 4: Simplify right side
702,754.11x = 313,286,426,997.08 - Step 5: Solve for x
x = 313,286,426,997.08/702,754.11 - Step 6: Final answer
x = 445,798.07
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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.