Finding the Fourth Proportional to 1,009,719.26, 1,514,249.99 and 335,619.53
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Solution
The fourth proportional to 1,009,719.26, 1,514,249.99 and 335,619.53 is: 503,319.97
Step by Step Solution
- Step 1: Write the proportion equation
1,009,719.26 : 1,514,249.99 = 335,619.53 : x - Step 2: Convert to fraction form
1,009,719.26/1,514,249.99 = 335,619.53/x - Step 3: Cross multiply
1,009,719.26x = 1,514,249.99 × 335,619.53 - Step 4: Simplify right side
1,009,719.26x = 508,211,869,946.31 - Step 5: Solve for x
x = 508,211,869,946.31/1,009,719.26 - Step 6: Final answer
x = 503,319.97
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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.