Finding the Fourth Proportional to 292,324.12, 403,407.06 and 158,188.12
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Solution
The fourth proportional to 292,324.12, 403,407.06 and 158,188.12 is: 218,299.48
Step by Step Solution
- Step 1: Write the proportion equation
292,324.12 : 403,407.06 = 158,188.12 : x - Step 2: Convert to fraction form
292,324.12/403,407.06 = 158,188.12/x - Step 3: Cross multiply
292,324.12x = 403,407.06 × 158,188.12 - Step 4: Simplify right side
292,324.12x = 63,814,204,416.13 - Step 5: Solve for x
x = 63,814,204,416.13/292,324.12 - Step 6: Final answer
x = 218,299.48
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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.