Finding the Fourth Proportional to 292,261.86, 403,332.84 and 164,941.92
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Solution
The fourth proportional to 292,261.86, 403,332.84 and 164,941.92 is: 227,626.32
Step by Step Solution
- Step 1: Write the proportion equation
292,261.86 : 403,332.84 = 164,941.92 : x - Step 2: Convert to fraction form
292,261.86/403,332.84 = 164,941.92/x - Step 3: Cross multiply
292,261.86x = 403,332.84 × 164,941.92 - Step 4: Simplify right side
292,261.86x = 66,526,493,028.65 - Step 5: Solve for x
x = 66,526,493,028.65/292,261.86 - Step 6: Final answer
x = 227,626.32
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1.5x scale
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.