Finding the Fourth Proportional to 287,304.35, 430,812.33 and 167,400.05
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Solution
The fourth proportional to 287,304.35, 430,812.33 and 167,400.05 is: 251,016.06
Step by Step Solution
- Step 1: Write the proportion equation
287,304.35 : 430,812.33 = 167,400.05 : x - Step 2: Convert to fraction form
287,304.35/430,812.33 = 167,400.05/x - Step 3: Cross multiply
287,304.35x = 430,812.33 × 167,400.05 - Step 4: Simplify right side
287,304.35x = 72,118,005,582.62 - Step 5: Solve for x
x = 72,118,005,582.62/287,304.35 - Step 6: Final answer
x = 251,016.06
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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.