Finding the Fourth Proportional to 292,670.32, 403,881.84 and 171,790.24
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Solution
The fourth proportional to 292,670.32, 403,881.84 and 171,790.24 is: 237,068.65
Step by Step Solution
- Step 1: Write the proportion equation
292,670.32 : 403,881.84 = 171,790.24 : x - Step 2: Convert to fraction form
292,670.32/403,881.84 = 171,790.24/x - Step 3: Cross multiply
292,670.32x = 403,881.84 × 171,790.24 - Step 4: Simplify right side
292,670.32x = 69,382,958,225.24 - Step 5: Solve for x
x = 69,382,958,225.24/292,670.32 - Step 6: Final answer
x = 237,068.65
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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.