Finding the Fourth Proportional to 253,748.07, 350,209.62 and 146,297.07
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Solution
The fourth proportional to 253,748.07, 350,209.62 and 146,297.07 is: 201,911.45
Step by Step Solution
- Step 1: Write the proportion equation
253,748.07 : 350,209.62 = 146,297.07 : x - Step 2: Convert to fraction form
253,748.07/350,209.62 = 146,297.07/x - Step 3: Cross multiply
253,748.07x = 350,209.62 × 146,297.07 - Step 4: Simplify right side
253,748.07x = 51,234,641,291.81 - Step 5: Solve for x
x = 51,234,641,291.81/253,748.07 - Step 6: Final answer
x = 201,911.45
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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.