Finding the Fourth Proportional to 730,750.29, 1,007,517.74 and 558,879.09
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Solution
The fourth proportional to 730,750.29, 1,007,517.74 and 558,879.09 is: 770,551.32
Step by Step Solution
- Step 1: Write the proportion equation
730,750.29 : 1,007,517.74 = 558,879.09 : x - Step 2: Convert to fraction form
730,750.29/1,007,517.74 = 558,879.09/x - Step 3: Cross multiply
730,750.29x = 1,007,517.74 × 558,879.09 - Step 4: Simplify right side
730,750.29x = 563,080,597,690.06 - Step 5: Solve for x
x = 563,080,597,690.06/730,750.29 - Step 6: Final answer
x = 770,551.32
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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.