Finding the Fourth Proportional to 576,203.08, 864,304.60 and 155,478.96
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Solution
The fourth proportional to 576,203.08, 864,304.60 and 155,478.96 is: 233,218.43
Step by Step Solution
- Step 1: Write the proportion equation
576,203.08 : 864,304.60 = 155,478.96 : x - Step 2: Convert to fraction form
576,203.08/864,304.60 = 155,478.96/x - Step 3: Cross multiply
576,203.08x = 864,304.60 × 155,478.96 - Step 4: Simplify right side
576,203.08x = 134,381,180,331.22 - Step 5: Solve for x
x = 134,381,180,331.22/576,203.08 - Step 6: Final answer
x = 233,218.43
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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.