Finding the Fourth Proportional to 702,943.08, 1,053,704.70 and 276,778.01
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Solution
The fourth proportional to 702,943.08, 1,053,704.70 and 276,778.01 is: 414,887.50
Step by Step Solution
- Step 1: Write the proportion equation
702,943.08 : 1,053,704.70 = 276,778.01 : x - Step 2: Convert to fraction form
702,943.08/1,053,704.70 = 276,778.01/x - Step 3: Cross multiply
702,943.08x = 1,053,704.70 × 276,778.01 - Step 4: Simplify right side
702,943.08x = 291,642,292,627.91 - Step 5: Solve for x
x = 291,642,292,627.91/702,943.08 - Step 6: Final answer
x = 414,887.50
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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.