Finding the Fourth Proportional to 297,331.48, 410,657.99 and 195,810.74
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Solution
The fourth proportional to 297,331.48, 410,657.99 and 195,810.74 is: 270,443.09
Step by Step Solution
- Step 1: Write the proportion equation
297,331.48 : 410,657.99 = 195,810.74 : x - Step 2: Convert to fraction form
297,331.48/410,657.99 = 195,810.74/x - Step 3: Cross multiply
297,331.48x = 410,657.99 × 195,810.74 - Step 4: Simplify right side
297,331.48x = 80,411,244,908.81 - Step 5: Solve for x
x = 80,411,244,908.81/297,331.48 - Step 6: Final answer
x = 270,443.09
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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.