Finding the Fourth Proportional to 357,126.01, 492,839.88 and 195,996.05
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Solution
The fourth proportional to 357,126.01, 492,839.88 and 195,996.05 is: 270,477.84
Step by Step Solution
- Step 1: Write the proportion equation
357,126.01 : 492,839.88 = 195,996.05 : x - Step 2: Convert to fraction form
357,126.01/492,839.88 = 195,996.05/x - Step 3: Cross multiply
357,126.01x = 492,839.88 × 195,996.05 - Step 4: Simplify right side
357,126.01x = 96,594,669,762.47 - Step 5: Solve for x
x = 96,594,669,762.47/357,126.01 - Step 6: Final answer
x = 270,477.84
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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.