Finding the Fourth Proportional to 750,697.98, 1,125,814.09 and 270,863.34
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Solution
The fourth proportional to 750,697.98, 1,125,814.09 and 270,863.34 is: 406,210.99
Step by Step Solution
- Step 1: Write the proportion equation
750,697.98 : 1,125,814.09 = 270,863.34 : x - Step 2: Convert to fraction form
750,697.98/1,125,814.09 = 270,863.34/x - Step 3: Cross multiply
750,697.98x = 1,125,814.09 × 270,863.34 - Step 4: Simplify right side
750,697.98x = 304,941,766,578.07 - Step 5: Solve for x
x = 304,941,766,578.07/750,697.98 - Step 6: Final answer
x = 406,210.99
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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.