Finding the Fourth Proportional to 292,117.64, 403,126.26 and 164,792.84
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Solution
The fourth proportional to 292,117.64, 403,126.26 and 164,792.84 is: 227,416.33
Step by Step Solution
- Step 1: Write the proportion equation
292,117.64 : 403,126.26 = 164,792.84 : x - Step 2: Convert to fraction form
292,117.64/403,126.26 = 164,792.84/x - Step 3: Cross multiply
292,117.64x = 403,126.26 × 164,792.84 - Step 4: Simplify right side
292,117.64x = 66,432,321,263.98 - Step 5: Solve for x
x = 66,432,321,263.98/292,117.64 - Step 6: Final answer
x = 227,416.33
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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.