Finding the Fourth Proportional to 608,057.96, 839,107.62 and 336,137.31
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Solution
The fourth proportional to 608,057.96, 839,107.62 and 336,137.31 is: 463,862.66
Step by Step Solution
- Step 1: Write the proportion equation
608,057.96 : 839,107.62 = 336,137.31 : x - Step 2: Convert to fraction form
608,057.96/839,107.62 = 336,137.31/x - Step 3: Cross multiply
608,057.96x = 839,107.62 × 336,137.31 - Step 4: Simplify right side
608,057.96x = 282,055,378,187.30 - Step 5: Solve for x
x = 282,055,378,187.30/608,057.96 - Step 6: Final answer
x = 463,862.66
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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.