Finding the Fourth Proportional to 668,247.92, 922,224.12 and 366,441.92
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Solution
The fourth proportional to 668,247.92, 922,224.12 and 366,441.92 is: 505,712.88
Step by Step Solution
- Step 1: Write the proportion equation
668,247.92 : 922,224.12 = 366,441.92 : x - Step 2: Convert to fraction form
668,247.92/922,224.12 = 366,441.92/x - Step 3: Cross multiply
668,247.92x = 922,224.12 × 366,441.92 - Step 4: Simplify right side
668,247.92x = 337,941,577,203.11 - Step 5: Solve for x
x = 337,941,577,203.11/668,247.92 - Step 6: Final answer
x = 505,712.88
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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.