Finding the Fourth Proportional to 563,240.60, 777,273.75 and 305,120.19
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Solution
The fourth proportional to 563,240.60, 777,273.75 and 305,120.19 is: 421,066.80
Step by Step Solution
- Step 1: Write the proportion equation
563,240.60 : 777,273.75 = 305,120.19 : x - Step 2: Convert to fraction form
563,240.60/777,273.75 = 305,120.19/x - Step 3: Cross multiply
563,240.60x = 777,273.75 × 305,120.19 - Step 4: Simplify right side
563,240.60x = 237,161,914,282.01 - Step 5: Solve for x
x = 237,161,914,282.01/563,240.60 - Step 6: Final answer
x = 421,066.80
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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.