Finding the Fourth Proportional to 402,194.10, 603,290.94 and 102,674.58
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Solution
The fourth proportional to 402,194.10, 603,290.94 and 102,674.58 is: 154,011.82
Step by Step Solution
- Step 1: Write the proportion equation
402,194.10 : 603,290.94 = 102,674.58 : x - Step 2: Convert to fraction form
402,194.10/603,290.94 = 102,674.58/x - Step 3: Cross multiply
402,194.10x = 603,290.94 × 102,674.58 - Step 4: Simplify right side
402,194.10x = 61,942,643,882.31 - Step 5: Solve for x
x = 61,942,643,882.31/402,194.10 - Step 6: Final answer
x = 154,011.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.