Finding the Fourth Proportional to 415,768.68, 573,720.48 and 234,509.04
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Solution
The fourth proportional to 415,768.68, 573,720.48 and 234,509.04 is: 323,599.75
Step by Step Solution
- Step 1: Write the proportion equation
415,768.68 : 573,720.48 = 234,509.04 : x - Step 2: Convert to fraction form
415,768.68/573,720.48 = 234,509.04/x - Step 3: Cross multiply
415,768.68x = 573,720.48 × 234,509.04 - Step 4: Simplify right side
415,768.68x = 134,542,638,993.14 - Step 5: Solve for x
x = 134,542,638,993.14/415,768.68 - Step 6: Final answer
x = 323,599.75
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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.