Finding the Fourth Proportional to 253,924.24, 350,440.50 and 145,044.84
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Solution
The fourth proportional to 253,924.24, 350,440.50 and 145,044.84 is: 200,176.19
Step by Step Solution
- Step 1: Write the proportion equation
253,924.24 : 350,440.50 = 145,044.84 : x - Step 2: Convert to fraction form
253,924.24/350,440.50 = 145,044.84/x - Step 3: Cross multiply
253,924.24x = 350,440.50 × 145,044.84 - Step 4: Simplify right side
253,924.24x = 50,829,586,252.02 - Step 5: Solve for x
x = 50,829,586,252.02/253,924.24 - Step 6: Final answer
x = 200,176.19
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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.