Finding the Fourth Proportional to 445,949.68, 615,407.34 and 241,995.46
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Solution
The fourth proportional to 445,949.68, 615,407.34 and 241,995.46 is: 333,951.99
Step by Step Solution
- Step 1: Write the proportion equation
445,949.68 : 615,407.34 = 241,995.46 : x - Step 2: Convert to fraction form
445,949.68/615,407.34 = 241,995.46/x - Step 3: Cross multiply
445,949.68x = 615,407.34 × 241,995.46 - Step 4: Simplify right side
445,949.68x = 148,925,782,330.68 - Step 5: Solve for x
x = 148,925,782,330.68/445,949.68 - Step 6: Final answer
x = 333,951.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.