Finding the Fourth Proportional to 979,260.80, 1,465,780.80 and 699,324.80
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Solution
The fourth proportional to 979,260.80, 1,465,780.80 and 699,324.80 is: 1,046,765.95
Step by Step Solution
- Step 1: Write the proportion equation
979,260.80 : 1,465,780.80 = 699,324.80 : x - Step 2: Convert to fraction form
979,260.80/1,465,780.80 = 699,324.80/x - Step 3: Cross multiply
979,260.80x = 1,465,780.80 × 699,324.80 - Step 4: Simplify right side
979,260.80x = 1,025,056,864,803.84 - Step 5: Solve for x
x = 1,025,056,864,803.84/979,260.80 - Step 6: Final answer
x = 1,046,765.95
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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.