Finding the Fourth Proportional to 669,473.02, 1,004,208.99 and 170,837.02
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Solution
The fourth proportional to 669,473.02, 1,004,208.99 and 170,837.02 is: 256,255.39
Step by Step Solution
- Step 1: Write the proportion equation
669,473.02 : 1,004,208.99 = 170,837.02 : x - Step 2: Convert to fraction form
669,473.02/1,004,208.99 = 170,837.02/x - Step 3: Cross multiply
669,473.02x = 1,004,208.99 × 170,837.02 - Step 4: Simplify right side
669,473.02x = 171,556,071,308.81 - Step 5: Solve for x
x = 171,556,071,308.81/669,473.02 - Step 6: Final answer
x = 256,255.39
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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.