Finding the Fourth Proportional to 253,885.71, 350,502.67 and 226,963.74
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Solution
The fourth proportional to 253,885.71, 350,502.67 and 226,963.74 is: 313,335.46
Step by Step Solution
- Step 1: Write the proportion equation
253,885.71 : 350,502.67 = 226,963.74 : x - Step 2: Convert to fraction form
253,885.71/350,502.67 = 226,963.74/x - Step 3: Cross multiply
253,885.71x = 350,502.67 × 226,963.74 - Step 4: Simplify right side
253,885.71x = 79,551,396,863.19 - Step 5: Solve for x
x = 79,551,396,863.19/253,885.71 - Step 6: Final answer
x = 313,335.46
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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.