Finding the Fourth Proportional to 957,671.43, 1,432,958.79 and 767,555.19
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Solution
The fourth proportional to 957,671.43, 1,432,958.79 and 767,555.19 is: 1,148,488.85
Step by Step Solution
- Step 1: Write the proportion equation
957,671.43 : 1,432,958.79 = 767,555.19 : x - Step 2: Convert to fraction form
957,671.43/1,432,958.79 = 767,555.19/x - Step 3: Cross multiply
957,671.43x = 1,432,958.79 × 767,555.19 - Step 4: Simplify right side
957,671.43x = 1,099,874,956,320.62 - Step 5: Solve for x
x = 1,099,874,956,320.62/957,671.43 - Step 6: Final answer
x = 1,148,488.85
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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.