Finding the Fourth Proportional to 297,623.80, 446,435.70 and 173,207.80
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Solution
The fourth proportional to 297,623.80, 446,435.70 and 173,207.80 is: 259,811.70
Step by Step Solution
- Step 1: Write the proportion equation
297,623.80 : 446,435.70 = 173,207.80 : x - Step 2: Convert to fraction form
297,623.80/446,435.70 = 173,207.80/x - Step 3: Cross multiply
297,623.80x = 446,435.70 × 173,207.80 - Step 4: Simplify right side
297,623.80x = 77,326,145,438.46 - Step 5: Solve for x
x = 77,326,145,438.46/297,623.80 - Step 6: Final answer
x = 259,811.70
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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.