Finding the Fourth Proportional to 357,771.62, 493,204.59 and 250,007.19
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Solution
The fourth proportional to 357,771.62, 493,204.59 and 250,007.19 is: 344,646.38
Step by Step Solution
- Step 1: Write the proportion equation
357,771.62 : 493,204.59 = 250,007.19 : x - Step 2: Convert to fraction form
357,771.62/493,204.59 = 250,007.19/x - Step 3: Cross multiply
357,771.62x = 493,204.59 × 250,007.19 - Step 4: Simplify right side
357,771.62x = 123,304,693,641.00 - Step 5: Solve for x
x = 123,304,693,641.00/357,771.62 - Step 6: Final answer
x = 344,646.38
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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.