Finding the Fourth Proportional to 608,192.60, 839,290.99 and 336,253.49
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Solution
The fourth proportional to 608,192.60, 839,290.99 and 336,253.49 is: 464,021.63
Step by Step Solution
- Step 1: Write the proportion equation
608,192.60 : 839,290.99 = 336,253.49 : x - Step 2: Convert to fraction form
608,192.60/839,290.99 = 336,253.49/x - Step 3: Cross multiply
608,192.60x = 839,290.99 × 336,253.49 - Step 4: Simplify right side
608,192.60x = 282,214,519,475.97 - Step 5: Solve for x
x = 282,214,519,475.97/608,192.60 - Step 6: Final answer
x = 464,021.63
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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.