Finding the Fourth Proportional to 315,274.08, 472,845.50 and 125,617.44
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Solution
The fourth proportional to 315,274.08, 472,845.50 and 125,617.44 is: 188,400.01
Step by Step Solution
- Step 1: Write the proportion equation
315,274.08 : 472,845.50 = 125,617.44 : x - Step 2: Convert to fraction form
315,274.08/472,845.50 = 125,617.44/x - Step 3: Cross multiply
315,274.08x = 472,845.50 × 125,617.44 - Step 4: Simplify right side
315,274.08x = 59,397,641,225.52 - Step 5: Solve for x
x = 59,397,641,225.52/315,274.08 - Step 6: Final answer
x = 188,400.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.