Finding the Fourth Proportional to 302,260.12, 417,130.16 and 166,300
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Solution
The fourth proportional to 302,260.12, 417,130.16 and 166,300 is: 229,500.16
Step by Step Solution
- Step 1: Write the proportion equation
302,260.12 : 417,130.16 = 166,300 : x - Step 2: Convert to fraction form
302,260.12/417,130.16 = 166,300/x - Step 3: Cross multiply
302,260.12x = 417,130.16 × 166,300 - Step 4: Simplify right side
302,260.12x = 69,368,745,608 - Step 5: Solve for x
x = 69,368,745,608/302,260.12 - Step 6: Final answer
x = 229,500.16
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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.