Finding the Fourth Proportional to 257,377.46, 384,305.79 and 230,550.26
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Solution
The fourth proportional to 257,377.46, 384,305.79 and 230,550.26 is: 344,248.48
Step by Step Solution
- Step 1: Write the proportion equation
257,377.46 : 384,305.79 = 230,550.26 : x - Step 2: Convert to fraction form
257,377.46/384,305.79 = 230,550.26/x - Step 3: Cross multiply
257,377.46x = 384,305.79 × 230,550.26 - Step 4: Simplify right side
257,377.46x = 88,601,798,651.25 - Step 5: Solve for x
x = 88,601,798,651.25/257,377.46 - Step 6: Final answer
x = 344,248.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.