Finding the Fourth Proportional to 798,226.68, 1,102,005.12 and 553,566.96
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Solution
The fourth proportional to 798,226.68, 1,102,005.12 and 553,566.96 is: 764,236.07
Step by Step Solution
- Step 1: Write the proportion equation
798,226.68 : 1,102,005.12 = 553,566.96 : x - Step 2: Convert to fraction form
798,226.68/1,102,005.12 = 553,566.96/x - Step 3: Cross multiply
798,226.68x = 1,102,005.12 × 553,566.96 - Step 4: Simplify right side
798,226.68x = 610,033,624,182.84 - Step 5: Solve for x
x = 610,033,624,182.84/798,226.68 - Step 6: Final answer
x = 764,236.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.