Finding the Fourth Proportional to 300,465.86, 414,647.79 and 164,497.53
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Solution
The fourth proportional to 300,465.86, 414,647.79 and 164,497.53 is: 227,009.28
Step by Step Solution
- Step 1: Write the proportion equation
300,465.86 : 414,647.79 = 164,497.53 : x - Step 2: Convert to fraction form
300,465.86/414,647.79 = 164,497.53/x - Step 3: Cross multiply
300,465.86x = 414,647.79 × 164,497.53 - Step 4: Simplify right side
300,465.86x = 68,208,537,274.96 - Step 5: Solve for x
x = 68,208,537,274.96/300,465.86 - Step 6: Final answer
x = 227,009.28
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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.