Finding the Fourth Proportional to 302,475.14, 417,425.12 and 164,663.28
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Solution
The fourth proportional to 302,475.14, 417,425.12 and 164,663.28 is: 227,240.46
Step by Step Solution
- Step 1: Write the proportion equation
302,475.14 : 417,425.12 = 164,663.28 : x - Step 2: Convert to fraction form
302,475.14/417,425.12 = 164,663.28/x - Step 3: Cross multiply
302,475.14x = 417,425.12 × 164,663.28 - Step 4: Simplify right side
302,475.14x = 68,734,589,413.59 - Step 5: Solve for x
x = 68,734,589,413.59/302,475.14 - Step 6: Final answer
x = 227,240.46
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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.