Finding the Fourth Proportional to 297,473.07, 446,386.90 and 107,948.23
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Solution
The fourth proportional to 297,473.07, 446,386.90 and 107,948.23 is: 161,986.68
Step by Step Solution
- Step 1: Write the proportion equation
297,473.07 : 446,386.90 = 107,948.23 : x - Step 2: Convert to fraction form
297,473.07/446,386.90 = 107,948.23/x - Step 3: Cross multiply
297,473.07x = 446,386.90 × 107,948.23 - Step 4: Simplify right side
297,473.07x = 48,186,675,750.19 - Step 5: Solve for x
x = 48,186,675,750.19/297,473.07 - Step 6: Final answer
x = 161,986.68
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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.