Finding the Fourth Proportional to 798,490.74, 1,101,914.64 and 435,919.08
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Solution
The fourth proportional to 798,490.74, 1,101,914.64 and 435,919.08 is: 601,566.92
Step by Step Solution
- Step 1: Write the proportion equation
798,490.74 : 1,101,914.64 = 435,919.08 : x - Step 2: Convert to fraction form
798,490.74/1,101,914.64 = 435,919.08/x - Step 3: Cross multiply
798,490.74x = 1,101,914.64 × 435,919.08 - Step 4: Simplify right side
798,490.74x = 480,345,616,107.33 - Step 5: Solve for x
x = 480,345,616,107.33/798,490.74 - Step 6: Final answer
x = 601,566.92
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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.