Finding the Fourth Proportional to 440,662.14, 608,117.58 and 239,458.14
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Solution
The fourth proportional to 440,662.14, 608,117.58 and 239,458.14 is: 330,454.31
Step by Step Solution
- Step 1: Write the proportion equation
440,662.14 : 608,117.58 = 239,458.14 : x - Step 2: Convert to fraction form
440,662.14/608,117.58 = 239,458.14/x - Step 3: Cross multiply
440,662.14x = 608,117.58 × 239,458.14 - Step 4: Simplify right side
440,662.14x = 145,618,704,608.10 - Step 5: Solve for x
x = 145,618,704,608.10/440,662.14 - Step 6: Final answer
x = 330,454.31
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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.