Finding the Fourth Proportional to 440,734.68, 608,213.52 and 239,530.68
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Solution
The fourth proportional to 440,734.68, 608,213.52 and 239,530.68 is: 330,552.15
Step by Step Solution
- Step 1: Write the proportion equation
440,734.68 : 608,213.52 = 239,530.68 : x - Step 2: Convert to fraction form
440,734.68/608,213.52 = 239,530.68/x - Step 3: Cross multiply
440,734.68x = 608,213.52 × 239,530.68 - Step 4: Simplify right side
440,734.68x = 145,685,798,030.79 - Step 5: Solve for x
x = 145,685,798,030.79/440,734.68 - Step 6: Final answer
x = 330,552.15
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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.