Finding the Fourth Proportional to 297,330.74, 410,316.70 and 161,364.71
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Solution
The fourth proportional to 297,330.74, 410,316.70 and 161,364.71 is: 222,683.45
Step by Step Solution
- Step 1: Write the proportion equation
297,330.74 : 410,316.70 = 161,364.71 : x - Step 2: Convert to fraction form
297,330.74/410,316.70 = 161,364.71/x - Step 3: Cross multiply
297,330.74x = 410,316.70 × 161,364.71 - Step 4: Simplify right side
297,330.74x = 66,210,635,303.66 - Step 5: Solve for x
x = 66,210,635,303.66/297,330.74 - Step 6: Final answer
x = 222,683.45
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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.