Finding the Fourth Proportional to 445,568.19, 668,281.63 and 141,922.95
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Solution
The fourth proportional to 445,568.19, 668,281.63 and 141,922.95 is: 212,861.92
Step by Step Solution
- Step 1: Write the proportion equation
445,568.19 : 668,281.63 = 141,922.95 : x - Step 2: Convert to fraction form
445,568.19/668,281.63 = 141,922.95/x - Step 3: Cross multiply
445,568.19x = 668,281.63 × 141,922.95 - Step 4: Simplify right side
445,568.19x = 94,844,500,360.41 - Step 5: Solve for x
x = 94,844,500,360.41/445,568.19 - Step 6: Final answer
x = 212,861.92
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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.