Finding the Fourth Proportional to 633,369.93, 874,113.04 and 361,478.44
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Solution
The fourth proportional to 633,369.93, 874,113.04 and 361,478.44 is: 498,875.94
Step by Step Solution
- Step 1: Write the proportion equation
633,369.93 : 874,113.04 = 361,478.44 : x - Step 2: Convert to fraction form
633,369.93/874,113.04 = 361,478.44/x - Step 3: Cross multiply
633,369.93x = 874,113.04 × 361,478.44 - Step 4: Simplify right side
633,369.93x = 315,973,019,364.44 - Step 5: Solve for x
x = 315,973,019,364.44/633,369.93 - Step 6: Final answer
x = 498,875.94
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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.