Finding the Fourth Proportional to 725,139.98, 1,082,967.84 and 617,375.06
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Solution
The fourth proportional to 725,139.98, 1,082,967.84 and 617,375.06 is: 922,025.20
Step by Step Solution
- Step 1: Write the proportion equation
725,139.98 : 1,082,967.84 = 617,375.06 : x - Step 2: Convert to fraction form
725,139.98/1,082,967.84 = 617,375.06/x - Step 3: Cross multiply
725,139.98x = 1,082,967.84 × 617,375.06 - Step 4: Simplify right side
725,139.98x = 668,597,335,198.07 - Step 5: Solve for x
x = 668,597,335,198.07/725,139.98 - Step 6: Final answer
x = 922,025.20
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.