Finding the Fourth Proportional to 406,036.36, 560,201.34 and 236,237.68
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Solution
The fourth proportional to 406,036.36, 560,201.34 and 236,237.68 is: 325,933.04
Step by Step Solution
- Step 1: Write the proportion equation
406,036.36 : 560,201.34 = 236,237.68 : x - Step 2: Convert to fraction form
406,036.36/560,201.34 = 236,237.68/x - Step 3: Cross multiply
406,036.36x = 560,201.34 × 236,237.68 - Step 4: Simplify right side
406,036.36x = 132,340,664,894.49 - Step 5: Solve for x
x = 132,340,664,894.49/406,036.36 - Step 6: Final answer
x = 325,933.04
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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.