Finding the Fourth Proportional to 310,330.02, 464,849.18 and 197,451.09
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Solution
The fourth proportional to 310,330.02, 464,849.18 and 197,451.09 is: 295,765.70
Step by Step Solution
- Step 1: Write the proportion equation
310,330.02 : 464,849.18 = 197,451.09 : x - Step 2: Convert to fraction form
310,330.02/464,849.18 = 197,451.09/x - Step 3: Cross multiply
310,330.02x = 464,849.18 × 197,451.09 - Step 4: Simplify right side
310,330.02x = 91,784,976,289.35 - Step 5: Solve for x
x = 91,784,976,289.35/310,330.02 - Step 6: Final answer
x = 295,765.70
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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.