Finding the Fourth Proportional to 297,270.22, 445,904.11 and 107,686.19
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Solution
The fourth proportional to 297,270.22, 445,904.11 and 107,686.19 is: 161,528.84
Step by Step Solution
- Step 1: Write the proportion equation
297,270.22 : 445,904.11 = 107,686.19 : x - Step 2: Convert to fraction form
297,270.22/445,904.11 = 107,686.19/x - Step 3: Cross multiply
297,270.22x = 445,904.11 × 107,686.19 - Step 4: Simplify right side
297,270.22x = 48,017,714,711.24 - Step 5: Solve for x
x = 48,017,714,711.24/297,270.22 - Step 6: Final answer
x = 161,528.84
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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.