Finding the Fourth Proportional to 695,112.36, 959,269.62 and 393,306.36
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Solution
The fourth proportional to 695,112.36, 959,269.62 and 393,306.36 is: 542,771.02
Step by Step Solution
- Step 1: Write the proportion equation
695,112.36 : 959,269.62 = 393,306.36 : x - Step 2: Convert to fraction form
695,112.36/959,269.62 = 393,306.36/x - Step 3: Cross multiply
695,112.36x = 959,269.62 × 393,306.36 - Step 4: Simplify right side
695,112.36x = 377,286,842,500.78 - Step 5: Solve for x
x = 377,286,842,500.78/695,112.36 - Step 6: Final answer
x = 542,771.02
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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.