Finding the Fourth Proportional to 216,348.94, 300,088.99 and 210,594.70
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Solution
The fourth proportional to 216,348.94, 300,088.99 and 210,594.70 is: 292,107.51
Step by Step Solution
- Step 1: Write the proportion equation
216,348.94 : 300,088.99 = 210,594.70 : x - Step 2: Convert to fraction form
216,348.94/300,088.99 = 210,594.70/x - Step 3: Cross multiply
216,348.94x = 300,088.99 × 210,594.70 - Step 4: Simplify right side
216,348.94x = 63,197,149,769.38 - Step 5: Solve for x
x = 63,197,149,769.38/216,348.94 - Step 6: Final answer
x = 292,107.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.