Finding the Fourth Proportional to 448,757.60, 673,592.84 and 224,279.08
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Solution
The fourth proportional to 448,757.60, 673,592.84 and 224,279.08 is: 336,646.74
Step by Step Solution
- Step 1: Write the proportion equation
448,757.60 : 673,592.84 = 224,279.08 : x - Step 2: Convert to fraction form
448,757.60/673,592.84 = 224,279.08/x - Step 3: Cross multiply
448,757.60x = 673,592.84 × 224,279.08 - Step 4: Simplify right side
448,757.60x = 151,072,782,449.79 - Step 5: Solve for x
x = 151,072,782,449.79/448,757.60 - Step 6: Final answer
x = 336,646.74
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1.5x scale
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.