Finding the Fourth Proportional to 246,566.72, 340,261.80 and 133,389.44
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Solution
The fourth proportional to 246,566.72, 340,261.80 and 133,389.44 is: 184,077.28
Step by Step Solution
- Step 1: Write the proportion equation
246,566.72 : 340,261.80 = 133,389.44 : x - Step 2: Convert to fraction form
246,566.72/340,261.80 = 133,389.44/x - Step 3: Cross multiply
246,566.72x = 340,261.80 × 133,389.44 - Step 4: Simplify right side
246,566.72x = 45,387,330,955.39 - Step 5: Solve for x
x = 45,387,330,955.39/246,566.72 - Step 6: Final answer
x = 184,077.28
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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.