Finding the Fourth Proportional to 293,112.81, 439,186.25 and 268,600.19
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Solution
The fourth proportional to 293,112.81, 439,186.25 and 268,600.19 is: 402,457.70
Step by Step Solution
- Step 1: Write the proportion equation
293,112.81 : 439,186.25 = 268,600.19 : x - Step 2: Convert to fraction form
293,112.81/439,186.25 = 268,600.19/x - Step 3: Cross multiply
293,112.81x = 439,186.25 × 268,600.19 - Step 4: Simplify right side
293,112.81x = 117,965,508,670.96 - Step 5: Solve for x
x = 117,965,508,670.96/293,112.81 - Step 6: Final answer
x = 402,457.70
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1.5x scale
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.