Finding the Fourth Proportional to 702,924.13, 1,054,389.57 and 170,445.12
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Solution
The fourth proportional to 702,924.13, 1,054,389.57 and 170,445.12 is: 255,668.50
Step by Step Solution
- Step 1: Write the proportion equation
702,924.13 : 1,054,389.57 = 170,445.12 : x - Step 2: Convert to fraction form
702,924.13/1,054,389.57 = 170,445.12/x - Step 3: Cross multiply
702,924.13x = 1,054,389.57 × 170,445.12 - Step 4: Simplify right side
702,924.13x = 179,715,556,785.40 - Step 5: Solve for x
x = 179,715,556,785.40/702,924.13 - Step 6: Final answer
x = 255,668.50
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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.