Finding the Fourth Proportional to 314,739.24, 472,248.42 and 164,943.92
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Solution
The fourth proportional to 314,739.24, 472,248.42 and 164,943.92 is: 247,489.02
Step by Step Solution
- Step 1: Write the proportion equation
314,739.24 : 472,248.42 = 164,943.92 : x - Step 2: Convert to fraction form
314,739.24/472,248.42 = 164,943.92/x - Step 3: Cross multiply
314,739.24x = 472,248.42 × 164,943.92 - Step 4: Simplify right side
314,739.24x = 77,894,505,608.61 - Step 5: Solve for x
x = 77,894,505,608.61/314,739.24 - Step 6: Final answer
x = 247,489.02
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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.