Finding the Fourth Proportional to 382,275.97, 527,554.39 and 210,207.03
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Solution
The fourth proportional to 382,275.97, 527,554.39 and 210,207.03 is: 290,093.15
Step by Step Solution
- Step 1: Write the proportion equation
382,275.97 : 527,554.39 = 210,207.03 : x - Step 2: Convert to fraction form
382,275.97/527,554.39 = 210,207.03/x - Step 3: Cross multiply
382,275.97x = 527,554.39 × 210,207.03 - Step 4: Simplify right side
382,275.97x = 110,895,641,485.36 - Step 5: Solve for x
x = 110,895,641,485.36/382,275.97 - Step 6: Final answer
x = 290,093.15
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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.