Finding the Fourth Proportional to 979,246.80, 1,467,703.80 and 410,626.80
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Solution
The fourth proportional to 979,246.80, 1,467,703.80 and 410,626.80 is: 615,451.09
Step by Step Solution
- Step 1: Write the proportion equation
979,246.80 : 1,467,703.80 = 410,626.80 : x - Step 2: Convert to fraction form
979,246.80/1,467,703.80 = 410,626.80/x - Step 3: Cross multiply
979,246.80x = 1,467,703.80 × 410,626.80 - Step 4: Simplify right side
979,246.80x = 602,678,514,741.84 - Step 5: Solve for x
x = 602,678,514,741.84/979,246.80 - Step 6: Final answer
x = 615,451.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.