Finding the Fourth Proportional to 357,125.63, 492,839.36 and 195,995.68
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Solution
The fourth proportional to 357,125.63, 492,839.36 and 195,995.68 is: 270,477.33
Step by Step Solution
- Step 1: Write the proportion equation
357,125.63 : 492,839.36 = 195,995.68 : x - Step 2: Convert to fraction form
357,125.63/492,839.36 = 195,995.68/x - Step 3: Cross multiply
357,125.63x = 492,839.36 × 195,995.68 - Step 4: Simplify right side
357,125.63x = 96,594,385,493.96 - Step 5: Solve for x
x = 96,594,385,493.96/357,125.63 - Step 6: Final answer
x = 270,477.33
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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.