Finding the Fourth Proportional to 565,538.14, 848,299.80 and 139,077.65
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Solution
The fourth proportional to 565,538.14, 848,299.80 and 139,077.65 is: 208,614.65
Step by Step Solution
- Step 1: Write the proportion equation
565,538.14 : 848,299.80 = 139,077.65 : x - Step 2: Convert to fraction form
565,538.14/848,299.80 = 139,077.65/x - Step 3: Cross multiply
565,538.14x = 848,299.80 × 139,077.65 - Step 4: Simplify right side
565,538.14x = 117,979,542,679.47 - Step 5: Solve for x
x = 117,979,542,679.47/565,538.14 - Step 6: Final answer
x = 208,614.65
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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.