Finding the Fourth Proportional to 293,670.60, 440,651.70 and 167,407.80
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Solution
The fourth proportional to 293,670.60, 440,651.70 and 167,407.80 is: 251,194.81
Step by Step Solution
- Step 1: Write the proportion equation
293,670.60 : 440,651.70 = 167,407.80 : x - Step 2: Convert to fraction form
293,670.60/440,651.70 = 167,407.80/x - Step 3: Cross multiply
293,670.60x = 440,651.70 × 167,407.80 - Step 4: Simplify right side
293,670.60x = 73,768,531,663.26 - Step 5: Solve for x
x = 73,768,531,663.26/293,670.60 - Step 6: Final answer
x = 251,194.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.