Finding the Fourth Proportional to 709,394.06, 1,064,091.09 and 473,198.06
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Solution
The fourth proportional to 709,394.06, 1,064,091.09 and 473,198.06 is: 709,797.09
Step by Step Solution
- Step 1: Write the proportion equation
709,394.06 : 1,064,091.09 = 473,198.06 : x - Step 2: Convert to fraction form
709,394.06/1,064,091.09 = 473,198.06/x - Step 3: Cross multiply
709,394.06x = 1,064,091.09 × 473,198.06 - Step 4: Simplify right side
709,394.06x = 503,525,839,451.29 - Step 5: Solve for x
x = 503,525,839,451.29/709,394.06 - Step 6: Final answer
x = 709,797.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.