Finding the Fourth Proportional to 608,110.08, 839,185.92 and 339,838.08
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Solution
The fourth proportional to 608,110.08, 839,185.92 and 339,838.08 is: 468,973.20
Step by Step Solution
- Step 1: Write the proportion equation
608,110.08 : 839,185.92 = 339,838.08 : x - Step 2: Convert to fraction form
608,110.08/839,185.92 = 339,838.08/x - Step 3: Cross multiply
608,110.08x = 839,185.92 × 339,838.08 - Step 4: Simplify right side
608,110.08x = 285,187,331,815.83 - Step 5: Solve for x
x = 285,187,331,815.83/608,110.08 - Step 6: Final answer
x = 468,973.20
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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.